Home / 47,849.40-71,774.10-14,569.20

Finding the Fourth Proportional to 47,849.40, 71,774.10 and 14,569.20

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Solution

The fourth proportional to 47,849.40, 71,774.10 and 14,569.20 is: 21,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,849.40 : 71,774.10 = 14,569.20 : x
  2. Step 2: Convert to fraction form
    47,849.40/71,774.10 = 14,569.20/x
  3. Step 3: Cross multiply
    47,849.40x = 71,774.10 × 14,569.20
  4. Step 4: Simplify right side
    47,849.40x = 1,045,691,217.72
  5. Step 5: Solve for x
    x = 1,045,691,217.72/47,849.40
  6. Step 6: Final answer
    x = 21,853.80

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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.