Home / 42,748.02-64,122.94-14,667.85

Finding the Fourth Proportional to 42,748.02, 64,122.94 and 14,667.85

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Solution

The fourth proportional to 42,748.02, 64,122.94 and 14,667.85 is: 22,002.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,748.02 : 64,122.94 = 14,667.85 : x
  2. Step 2: Convert to fraction form
    42,748.02/64,122.94 = 14,667.85/x
  3. Step 3: Cross multiply
    42,748.02x = 64,122.94 × 14,667.85
  4. Step 4: Simplify right side
    42,748.02x = 940,545,763.97
  5. Step 5: Solve for x
    x = 940,545,763.97/42,748.02
  6. Step 6: Final answer
    x = 22,002.09

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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.