Home / 25,613.16-38,423.72-10,822.15

Finding the Fourth Proportional to 25,613.16, 38,423.72 and 10,822.15

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Solution

The fourth proportional to 25,613.16, 38,423.72 and 10,822.15 is: 16,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,613.16 : 38,423.72 = 10,822.15 : x
  2. Step 2: Convert to fraction form
    25,613.16/38,423.72 = 10,822.15/x
  3. Step 3: Cross multiply
    25,613.16x = 38,423.72 × 10,822.15
  4. Step 4: Simplify right side
    25,613.16x = 415,827,261.40
  5. Step 5: Solve for x
    x = 415,827,261.40/25,613.16
  6. Step 6: Final answer
    x = 16,234.91

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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.