Home / 45,301.28-67,925.09-13,701.77

Finding the Fourth Proportional to 45,301.28, 67,925.09 and 13,701.77

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Solution

The fourth proportional to 45,301.28, 67,925.09 and 13,701.77 is: 20,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,301.28 : 67,925.09 = 13,701.77 : x
  2. Step 2: Convert to fraction form
    45,301.28/67,925.09 = 13,701.77/x
  3. Step 3: Cross multiply
    45,301.28x = 67,925.09 × 13,701.77
  4. Step 4: Simplify right side
    45,301.28x = 930,693,620.78
  5. Step 5: Solve for x
    x = 930,693,620.78/45,301.28
  6. Step 6: Final answer
    x = 20,544.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.