Home / 42,677.76-63,999.52-17,700.80

Finding the Fourth Proportional to 42,677.76, 63,999.52 and 17,700.80

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Solution

The fourth proportional to 42,677.76, 63,999.52 and 17,700.80 is: 26,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,677.76 : 63,999.52 = 17,700.80 : x
  2. Step 2: Convert to fraction form
    42,677.76/63,999.52 = 17,700.80/x
  3. Step 3: Cross multiply
    42,677.76x = 63,999.52 × 17,700.80
  4. Step 4: Simplify right side
    42,677.76x = 1,132,842,703.62
  5. Step 5: Solve for x
    x = 1,132,842,703.62/42,677.76
  6. Step 6: Final answer
    x = 26,544.10

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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.