Home / 24,857.36-34,302.12-13,678.64

Finding the Fourth Proportional to 24,857.36, 34,302.12 and 13,678.64

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Solution

The fourth proportional to 24,857.36, 34,302.12 and 13,678.64 is: 18,875.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,857.36 : 34,302.12 = 13,678.64 : x
  2. Step 2: Convert to fraction form
    24,857.36/34,302.12 = 13,678.64/x
  3. Step 3: Cross multiply
    24,857.36x = 34,302.12 × 13,678.64
  4. Step 4: Simplify right side
    24,857.36x = 469,206,350.72
  5. Step 5: Solve for x
    x = 469,206,350.72/24,857.36
  6. Step 6: Final answer
    x = 18,875.95

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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.