Home / 25,041.78-34,558.29-13,711.89

Finding the Fourth Proportional to 25,041.78, 34,558.29 and 13,711.89

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Solution

The fourth proportional to 25,041.78, 34,558.29 and 13,711.89 is: 18,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,041.78 : 34,558.29 = 13,711.89 : x
  2. Step 2: Convert to fraction form
    25,041.78/34,558.29 = 13,711.89/x
  3. Step 3: Cross multiply
    25,041.78x = 34,558.29 × 13,711.89
  4. Step 4: Simplify right side
    25,041.78x = 473,859,471.07
  5. Step 5: Solve for x
    x = 473,859,471.07/25,041.78
  6. Step 6: Final answer
    x = 18,922.76

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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.