Home / 39,590.32-59,402.40-17,420.08

Finding the Fourth Proportional to 39,590.32, 59,402.40 and 17,420.08

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Solution

The fourth proportional to 39,590.32, 59,402.40 and 17,420.08 is: 26,137.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,590.32 : 59,402.40 = 17,420.08 : x
  2. Step 2: Convert to fraction form
    39,590.32/59,402.40 = 17,420.08/x
  3. Step 3: Cross multiply
    39,590.32x = 59,402.40 × 17,420.08
  4. Step 4: Simplify right side
    39,590.32x = 1,034,794,560.19
  5. Step 5: Solve for x
    x = 1,034,794,560.19/39,590.32
  6. Step 6: Final answer
    x = 26,137.56

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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.