Home / 62,515.39-86,271.30-34,221.13

Finding the Fourth Proportional to 62,515.39, 86,271.30 and 34,221.13

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Solution

The fourth proportional to 62,515.39, 86,271.30 and 34,221.13 is: 47,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,515.39 : 86,271.30 = 34,221.13 : x
  2. Step 2: Convert to fraction form
    62,515.39/86,271.30 = 34,221.13/x
  3. Step 3: Cross multiply
    62,515.39x = 86,271.30 × 34,221.13
  4. Step 4: Simplify right side
    62,515.39x = 2,952,301,372.57
  5. Step 5: Solve for x
    x = 2,952,301,372.57/62,515.39
  6. Step 6: Final answer
    x = 47,225.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.