Home / 42,060.21-62,999.87-19,840.29

Finding the Fourth Proportional to 42,060.21, 62,999.87 and 19,840.29

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Solution

The fourth proportional to 42,060.21, 62,999.87 and 19,840.29 is: 29,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,060.21 : 62,999.87 = 19,840.29 : x
  2. Step 2: Convert to fraction form
    42,060.21/62,999.87 = 19,840.29/x
  3. Step 3: Cross multiply
    42,060.21x = 62,999.87 × 19,840.29
  4. Step 4: Simplify right side
    42,060.21x = 1,249,935,591.56
  5. Step 5: Solve for x
    x = 1,249,935,591.56/42,060.21
  6. Step 6: Final answer
    x = 29,717.77

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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.