Home / 47,897.30-71,857.12-14,617.30

Finding the Fourth Proportional to 47,897.30, 71,857.12 and 14,617.30

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Solution

The fourth proportional to 47,897.30, 71,857.12 and 14,617.30 is: 21,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,897.30 : 71,857.12 = 14,617.30 : x
  2. Step 2: Convert to fraction form
    47,897.30/71,857.12 = 14,617.30/x
  3. Step 3: Cross multiply
    47,897.30x = 71,857.12 × 14,617.30
  4. Step 4: Simplify right side
    47,897.30x = 1,050,357,080.18
  5. Step 5: Solve for x
    x = 1,050,357,080.18/47,897.30
  6. Step 6: Final answer
    x = 21,929.36

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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.