Home / 42,174.16-63,270.84-14,470.48

Finding the Fourth Proportional to 42,174.16, 63,270.84 and 14,470.48

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Solution

The fourth proportional to 42,174.16, 63,270.84 and 14,470.48 is: 21,709.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,174.16 : 63,270.84 = 14,470.48 : x
  2. Step 2: Convert to fraction form
    42,174.16/63,270.84 = 14,470.48/x
  3. Step 3: Cross multiply
    42,174.16x = 63,270.84 × 14,470.48
  4. Step 4: Simplify right side
    42,174.16x = 915,559,424.80
  5. Step 5: Solve for x
    x = 915,559,424.80/42,174.16
  6. Step 6: Final answer
    x = 21,709.01

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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.