Home / 42,699.28-64,057.56-14,999.44

Finding the Fourth Proportional to 42,699.28, 64,057.56 and 14,999.44

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Solution

The fourth proportional to 42,699.28, 64,057.56 and 14,999.44 is: 22,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,699.28 : 64,057.56 = 14,999.44 : x
  2. Step 2: Convert to fraction form
    42,699.28/64,057.56 = 14,999.44/x
  3. Step 3: Cross multiply
    42,699.28x = 64,057.56 × 14,999.44
  4. Step 4: Simplify right side
    42,699.28x = 960,827,527.77
  5. Step 5: Solve for x
    x = 960,827,527.77/42,699.28
  6. Step 6: Final answer
    x = 22,502.20

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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.