Home / 42,277.08-63,415.62-14,575.08

Finding the Fourth Proportional to 42,277.08, 63,415.62 and 14,575.08

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Solution

The fourth proportional to 42,277.08, 63,415.62 and 14,575.08 is: 21,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,277.08 : 63,415.62 = 14,575.08 : x
  2. Step 2: Convert to fraction form
    42,277.08/63,415.62 = 14,575.08/x
  3. Step 3: Cross multiply
    42,277.08x = 63,415.62 × 14,575.08
  4. Step 4: Simplify right side
    42,277.08x = 924,287,734.75
  5. Step 5: Solve for x
    x = 924,287,734.75/42,277.08
  6. Step 6: Final answer
    x = 21,862.62

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1.5x scale

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.