Home / 42,437.07-63,655.79-14,357.30

Finding the Fourth Proportional to 42,437.07, 63,655.79 and 14,357.30

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Solution

The fourth proportional to 42,437.07, 63,655.79 and 14,357.30 is: 21,536.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,437.07 : 63,655.79 = 14,357.30 : x
  2. Step 2: Convert to fraction form
    42,437.07/63,655.79 = 14,357.30/x
  3. Step 3: Cross multiply
    42,437.07x = 63,655.79 × 14,357.30
  4. Step 4: Simplify right side
    42,437.07x = 913,924,883.70
  5. Step 5: Solve for x
    x = 913,924,883.70/42,437.07
  6. Step 6: Final answer
    x = 21,536.00

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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.