Home / 42,929.28-64,396.80-14,852.07

Finding the Fourth Proportional to 42,929.28, 64,396.80 and 14,852.07

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Solution

The fourth proportional to 42,929.28, 64,396.80 and 14,852.07 is: 22,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,929.28 : 64,396.80 = 14,852.07 : x
  2. Step 2: Convert to fraction form
    42,929.28/64,396.80 = 14,852.07/x
  3. Step 3: Cross multiply
    42,929.28x = 64,396.80 × 14,852.07
  4. Step 4: Simplify right side
    42,929.28x = 956,425,781.38
  5. Step 5: Solve for x
    x = 956,425,781.38/42,929.28
  6. Step 6: Final answer
    x = 22,279.10

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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.