Home / 84,591-126,886.50-29,187

Finding the Fourth Proportional to 84,591, 126,886.50 and 29,187

Calculator

Solution

The fourth proportional to 84,591, 126,886.50 and 29,187 is: 43,780.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,591 : 126,886.50 = 29,187 : x
  2. Step 2: Convert to fraction form
    84,591/126,886.50 = 29,187/x
  3. Step 3: Cross multiply
    84,591x = 126,886.50 × 29,187
  4. Step 4: Simplify right side
    84,591x = 3,703,436,275.50
  5. Step 5: Solve for x
    x = 3,703,436,275.50/84,591
  6. Step 6: Final answer
    x = 43,780.50

Related Problems

Find fourth proportional to 42,295.50, 63,443.25 and 14,593.50
Half scale
Find fourth proportional to 169,182, 253,773 and 58,374
Double scale
Find fourth proportional to 84,592, 126,888 and 29,188
Similar ratio
Find fourth proportional to 126,886.50, 190,329.75 and 43,780.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.