Home / 42,797.28-64,179.54-14,712.12

Finding the Fourth Proportional to 42,797.28, 64,179.54 and 14,712.12

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Solution

The fourth proportional to 42,797.28, 64,179.54 and 14,712.12 is: 22,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,797.28 : 64,179.54 = 14,712.12 : x
  2. Step 2: Convert to fraction form
    42,797.28/64,179.54 = 14,712.12/x
  3. Step 3: Cross multiply
    42,797.28x = 64,179.54 × 14,712.12
  4. Step 4: Simplify right side
    42,797.28x = 944,217,094.02
  5. Step 5: Solve for x
    x = 944,217,094.02/42,797.28
  6. Step 6: Final answer
    x = 22,062.55

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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.