Home / 42,967.55-64,375.08-17,952.56

Finding the Fourth Proportional to 42,967.55, 64,375.08 and 17,952.56

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Solution

The fourth proportional to 42,967.55, 64,375.08 and 17,952.56 is: 26,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,967.55 : 64,375.08 = 17,952.56 : x
  2. Step 2: Convert to fraction form
    42,967.55/64,375.08 = 17,952.56/x
  3. Step 3: Cross multiply
    42,967.55x = 64,375.08 × 17,952.56
  4. Step 4: Simplify right side
    42,967.55x = 1,155,697,486.20
  5. Step 5: Solve for x
    x = 1,155,697,486.20/42,967.55
  6. Step 6: Final answer
    x = 26,896.98

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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.