Home / 39,607.14-59,430.28-18,548.66

Finding the Fourth Proportional to 39,607.14, 59,430.28 and 18,548.66

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Solution

The fourth proportional to 39,607.14, 59,430.28 and 18,548.66 is: 27,832.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,607.14 : 59,430.28 = 18,548.66 : x
  2. Step 2: Convert to fraction form
    39,607.14/59,430.28 = 18,548.66/x
  3. Step 3: Cross multiply
    39,607.14x = 59,430.28 × 18,548.66
  4. Step 4: Simplify right side
    39,607.14x = 1,102,352,057.42
  5. Step 5: Solve for x
    x = 1,102,352,057.42/39,607.14
  6. Step 6: Final answer
    x = 27,832.15

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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.