Home / 24,860.16-34,306.56-13,681.92

Finding the Fourth Proportional to 24,860.16, 34,306.56 and 13,681.92

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Solution

The fourth proportional to 24,860.16, 34,306.56 and 13,681.92 is: 18,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,860.16 : 34,306.56 = 13,681.92 : x
  2. Step 2: Convert to fraction form
    24,860.16/34,306.56 = 13,681.92/x
  3. Step 3: Cross multiply
    24,860.16x = 34,306.56 × 13,681.92
  4. Step 4: Simplify right side
    24,860.16x = 469,379,609.40
  5. Step 5: Solve for x
    x = 469,379,609.40/24,860.16
  6. Step 6: Final answer
    x = 18,880.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.