Home / 40,566.08-60,854.90-12,488.48

Finding the Fourth Proportional to 40,566.08, 60,854.90 and 12,488.48

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Solution

The fourth proportional to 40,566.08, 60,854.90 and 12,488.48 is: 18,734.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,566.08 : 60,854.90 = 12,488.48 : x
  2. Step 2: Convert to fraction form
    40,566.08/60,854.90 = 12,488.48/x
  3. Step 3: Cross multiply
    40,566.08x = 60,854.90 × 12,488.48
  4. Step 4: Simplify right side
    40,566.08x = 759,985,291.25
  5. Step 5: Solve for x
    x = 759,985,291.25/40,566.08
  6. Step 6: Final answer
    x = 18,734.50

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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.