Home / 42,600.51-63,918.38-17,645.62

Finding the Fourth Proportional to 42,600.51, 63,918.38 and 17,645.62

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Solution

The fourth proportional to 42,600.51, 63,918.38 and 17,645.62 is: 26,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,600.51 : 63,918.38 = 17,645.62 : x
  2. Step 2: Convert to fraction form
    42,600.51/63,918.38 = 17,645.62/x
  3. Step 3: Cross multiply
    42,600.51x = 63,918.38 × 17,645.62
  4. Step 4: Simplify right side
    42,600.51x = 1,127,879,444.50
  5. Step 5: Solve for x
    x = 1,127,879,444.50/42,600.51
  6. Step 6: Final answer
    x = 26,475.73

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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.