Home / 25,130.05-34,680.27-14,519.68

Finding the Fourth Proportional to 25,130.05, 34,680.27 and 14,519.68

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Solution

The fourth proportional to 25,130.05, 34,680.27 and 14,519.68 is: 20,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,130.05 : 34,680.27 = 14,519.68 : x
  2. Step 2: Convert to fraction form
    25,130.05/34,680.27 = 14,519.68/x
  3. Step 3: Cross multiply
    25,130.05x = 34,680.27 × 14,519.68
  4. Step 4: Simplify right side
    25,130.05x = 503,546,390.46
  5. Step 5: Solve for x
    x = 503,546,390.46/25,130.05
  6. Step 6: Final answer
    x = 20,037.62

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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.