Home / 42,887.07-64,318.30-14,799.84

Finding the Fourth Proportional to 42,887.07, 64,318.30 and 14,799.84

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Solution

The fourth proportional to 42,887.07, 64,318.30 and 14,799.84 is: 22,195.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,887.07 : 64,318.30 = 14,799.84 : x
  2. Step 2: Convert to fraction form
    42,887.07/64,318.30 = 14,799.84/x
  3. Step 3: Cross multiply
    42,887.07x = 64,318.30 × 14,799.84
  4. Step 4: Simplify right side
    42,887.07x = 951,900,535.02
  5. Step 5: Solve for x
    x = 951,900,535.02/42,887.07
  6. Step 6: Final answer
    x = 22,195.51

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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.