Home / 31,419.16-47,136.68-9,233.24

Finding the Fourth Proportional to 31,419.16, 47,136.68 and 9,233.24

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Solution

The fourth proportional to 31,419.16, 47,136.68 and 9,233.24 is: 13,852.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,419.16 : 47,136.68 = 9,233.24 : x
  2. Step 2: Convert to fraction form
    31,419.16/47,136.68 = 9,233.24/x
  3. Step 3: Cross multiply
    31,419.16x = 47,136.68 × 9,233.24
  4. Step 4: Simplify right side
    31,419.16x = 435,224,279.24
  5. Step 5: Solve for x
    x = 435,224,279.24/31,419.16
  6. Step 6: Final answer
    x = 13,852.19

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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.