Home / 39,139.34-58,663.76-18,035.24

Finding the Fourth Proportional to 39,139.34, 58,663.76 and 18,035.24

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Solution

The fourth proportional to 39,139.34, 58,663.76 and 18,035.24 is: 27,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,139.34 : 58,663.76 = 18,035.24 : x
  2. Step 2: Convert to fraction form
    39,139.34/58,663.76 = 18,035.24/x
  3. Step 3: Cross multiply
    39,139.34x = 58,663.76 × 18,035.24
  4. Step 4: Simplify right side
    39,139.34x = 1,058,014,607.41
  5. Step 5: Solve for x
    x = 1,058,014,607.41/39,139.34
  6. Step 6: Final answer
    x = 27,032.00

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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.