Home / 13,354.48-20,031.72-5,957.16

Finding the Fourth Proportional to 13,354.48, 20,031.72 and 5,957.16

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Solution

The fourth proportional to 13,354.48, 20,031.72 and 5,957.16 is: 8,935.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354.48 : 20,031.72 = 5,957.16 : x
  2. Step 2: Convert to fraction form
    13,354.48/20,031.72 = 5,957.16/x
  3. Step 3: Cross multiply
    13,354.48x = 20,031.72 × 5,957.16
  4. Step 4: Simplify right side
    13,354.48x = 119,332,161.12
  5. Step 5: Solve for x
    x = 119,332,161.12/13,354.48
  6. Step 6: Final answer
    x = 8,935.74

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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.