Home / 42,365.52-63,509.40-14,644.08

Finding the Fourth Proportional to 42,365.52, 63,509.40 and 14,644.08

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Solution

The fourth proportional to 42,365.52, 63,509.40 and 14,644.08 is: 21,952.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,365.52 : 63,509.40 = 14,644.08 : x
  2. Step 2: Convert to fraction form
    42,365.52/63,509.40 = 14,644.08/x
  3. Step 3: Cross multiply
    42,365.52x = 63,509.40 × 14,644.08
  4. Step 4: Simplify right side
    42,365.52x = 930,036,734.35
  5. Step 5: Solve for x
    x = 930,036,734.35/42,365.52
  6. Step 6: Final answer
    x = 21,952.68

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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.