Home / 15,845.52-23,746.05-12,319.38

Finding the Fourth Proportional to 15,845.52, 23,746.05 and 12,319.38

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Solution

The fourth proportional to 15,845.52, 23,746.05 and 12,319.38 is: 18,461.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,845.52 : 23,746.05 = 12,319.38 : x
  2. Step 2: Convert to fraction form
    15,845.52/23,746.05 = 12,319.38/x
  3. Step 3: Cross multiply
    15,845.52x = 23,746.05 × 12,319.38
  4. Step 4: Simplify right side
    15,845.52x = 292,536,613.45
  5. Step 5: Solve for x
    x = 292,536,613.45/15,845.52
  6. Step 6: Final answer
    x = 18,461.79

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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.