Home / 42,652.12-63,963.91-14,182.51

Finding the Fourth Proportional to 42,652.12, 63,963.91 and 14,182.51

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Solution

The fourth proportional to 42,652.12, 63,963.91 and 14,182.51 is: 21,269.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,652.12 : 63,963.91 = 14,182.51 : x
  2. Step 2: Convert to fraction form
    42,652.12/63,963.91 = 14,182.51/x
  3. Step 3: Cross multiply
    42,652.12x = 63,963.91 × 14,182.51
  4. Step 4: Simplify right side
    42,652.12x = 907,168,793.21
  5. Step 5: Solve for x
    x = 907,168,793.21/42,652.12
  6. Step 6: Final answer
    x = 21,269.02

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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.