Home / 42,972.53-64,459.62-14,893.49

Finding the Fourth Proportional to 42,972.53, 64,459.62 and 14,893.49

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Solution

The fourth proportional to 42,972.53, 64,459.62 and 14,893.49 is: 22,340.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,972.53 : 64,459.62 = 14,893.49 : x
  2. Step 2: Convert to fraction form
    42,972.53/64,459.62 = 14,893.49/x
  3. Step 3: Cross multiply
    42,972.53x = 64,459.62 × 14,893.49
  4. Step 4: Simplify right side
    42,972.53x = 960,028,867.02
  5. Step 5: Solve for x
    x = 960,028,867.02/42,972.53
  6. Step 6: Final answer
    x = 22,340.53

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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.