Home / 24,861.12-34,307.30-13,682.40

Finding the Fourth Proportional to 24,861.12, 34,307.30 and 13,682.40

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Solution

The fourth proportional to 24,861.12, 34,307.30 and 13,682.40 is: 18,881.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,861.12 : 34,307.30 = 13,682.40 : x
  2. Step 2: Convert to fraction form
    24,861.12/34,307.30 = 13,682.40/x
  3. Step 3: Cross multiply
    24,861.12x = 34,307.30 × 13,682.40
  4. Step 4: Simplify right side
    24,861.12x = 469,406,201.52
  5. Step 5: Solve for x
    x = 469,406,201.52/24,861.12
  6. Step 6: Final answer
    x = 18,881.14

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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.