Home / 24,860.12-34,307.42-13,681.88

Finding the Fourth Proportional to 24,860.12, 34,307.42 and 13,681.88

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Solution

The fourth proportional to 24,860.12, 34,307.42 and 13,681.88 is: 18,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,860.12 : 34,307.42 = 13,681.88 : x
  2. Step 2: Convert to fraction form
    24,860.12/34,307.42 = 13,681.88/x
  3. Step 3: Cross multiply
    24,860.12x = 34,307.42 × 13,681.88
  4. Step 4: Simplify right side
    24,860.12x = 469,390,003.55
  5. Step 5: Solve for x
    x = 469,390,003.55/24,860.12
  6. Step 6: Final answer
    x = 18,881.24

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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.