Home / 51,569.12-71,165.50-29,213.12

Finding the Fourth Proportional to 51,569.12, 71,165.50 and 29,213.12

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Solution

The fourth proportional to 51,569.12, 71,165.50 and 29,213.12 is: 40,314.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,569.12 : 71,165.50 = 29,213.12 : x
  2. Step 2: Convert to fraction form
    51,569.12/71,165.50 = 29,213.12/x
  3. Step 3: Cross multiply
    51,569.12x = 71,165.50 × 29,213.12
  4. Step 4: Simplify right side
    51,569.12x = 2,078,966,291.36
  5. Step 5: Solve for x
    x = 2,078,966,291.36/51,569.12
  6. Step 6: Final answer
    x = 40,314.17

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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.