Home / 40,966.40-61,449.79-14,312.27

Finding the Fourth Proportional to 40,966.40, 61,449.79 and 14,312.27

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Solution

The fourth proportional to 40,966.40, 61,449.79 and 14,312.27 is: 21,468.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,966.40 : 61,449.79 = 14,312.27 : x
  2. Step 2: Convert to fraction form
    40,966.40/61,449.79 = 14,312.27/x
  3. Step 3: Cross multiply
    40,966.40x = 61,449.79 × 14,312.27
  4. Step 4: Simplify right side
    40,966.40x = 879,485,983.74
  5. Step 5: Solve for x
    x = 879,485,983.74/40,966.40
  6. Step 6: Final answer
    x = 21,468.47

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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.