Home / 31,729.55-47,587.64-9,536.36

Finding the Fourth Proportional to 31,729.55, 47,587.64 and 9,536.36

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Solution

The fourth proportional to 31,729.55, 47,587.64 and 9,536.36 is: 14,302.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,729.55 : 47,587.64 = 9,536.36 : x
  2. Step 2: Convert to fraction form
    31,729.55/47,587.64 = 9,536.36/x
  3. Step 3: Cross multiply
    31,729.55x = 47,587.64 × 9,536.36
  4. Step 4: Simplify right side
    31,729.55x = 453,812,580.97
  5. Step 5: Solve for x
    x = 453,812,580.97/31,729.55
  6. Step 6: Final answer
    x = 14,302.52

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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.