Home / 75,818-113,727-26,570

Finding the Fourth Proportional to 75,818, 113,727 and 26,570

Calculator

Solution

The fourth proportional to 75,818, 113,727 and 26,570 is: 39,855

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,818 : 113,727 = 26,570 : x
  2. Step 2: Convert to fraction form
    75,818/113,727 = 26,570/x
  3. Step 3: Cross multiply
    75,818x = 113,727 × 26,570
  4. Step 4: Simplify right side
    75,818x = 3,021,726,390
  5. Step 5: Solve for x
    x = 3,021,726,390/75,818
  6. Step 6: Final answer
    x = 39,855

Related Problems

Find fourth proportional to 37,909, 56,863.50 and 13,285
Half scale
Find fourth proportional to 151,636, 227,454 and 53,140
Double scale
Find fourth proportional to 75,819, 113,728.50 and 26,571
Similar ratio
Find fourth proportional to 113,727, 170,590.50 and 39,855
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.