Home / 25,088.57-34,622.13-13,757.77

Finding the Fourth Proportional to 25,088.57, 34,622.13 and 13,757.77

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Solution

The fourth proportional to 25,088.57, 34,622.13 and 13,757.77 is: 18,985.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,088.57 : 34,622.13 = 13,757.77 : x
  2. Step 2: Convert to fraction form
    25,088.57/34,622.13 = 13,757.77/x
  3. Step 3: Cross multiply
    25,088.57x = 34,622.13 × 13,757.77
  4. Step 4: Simplify right side
    25,088.57x = 476,323,493.69
  5. Step 5: Solve for x
    x = 476,323,493.69/25,088.57
  6. Step 6: Final answer
    x = 18,985.68

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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.