Home / 42,189.35-63,284.08-17,229.40

Finding the Fourth Proportional to 42,189.35, 63,284.08 and 17,229.40

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Solution

The fourth proportional to 42,189.35, 63,284.08 and 17,229.40 is: 25,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,189.35 : 63,284.08 = 17,229.40 : x
  2. Step 2: Convert to fraction form
    42,189.35/63,284.08 = 17,229.40/x
  3. Step 3: Cross multiply
    42,189.35x = 63,284.08 × 17,229.40
  4. Step 4: Simplify right side
    42,189.35x = 1,090,346,631.66
  5. Step 5: Solve for x
    x = 1,090,346,631.66/42,189.35
  6. Step 6: Final answer
    x = 25,844.12

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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.