Home / 31,434-47,151-9,546

Finding the Fourth Proportional to 31,434, 47,151 and 9,546

Calculator

Solution

The fourth proportional to 31,434, 47,151 and 9,546 is: 14,319

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,434 : 47,151 = 9,546 : x
  2. Step 2: Convert to fraction form
    31,434/47,151 = 9,546/x
  3. Step 3: Cross multiply
    31,434x = 47,151 × 9,546
  4. Step 4: Simplify right side
    31,434x = 450,103,446
  5. Step 5: Solve for x
    x = 450,103,446/31,434
  6. Step 6: Final answer
    x = 14,319

Related Problems

Find fourth proportional to 15,717, 23,575.50 and 4,773
Half scale
Find fourth proportional to 62,868, 94,302 and 19,092
Double scale
Find fourth proportional to 31,435, 47,152.50 and 9,547
Similar ratio
Find fourth proportional to 47,151, 70,726.50 and 14,319
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.