Home / 25,139.16-37,679.58-11,259

Finding the Fourth Proportional to 25,139.16, 37,679.58 and 11,259

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Solution

The fourth proportional to 25,139.16, 37,679.58 and 11,259 is: 16,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.16 : 37,679.58 = 11,259 : x
  2. Step 2: Convert to fraction form
    25,139.16/37,679.58 = 11,259/x
  3. Step 3: Cross multiply
    25,139.16x = 37,679.58 × 11,259
  4. Step 4: Simplify right side
    25,139.16x = 424,234,391.22
  5. Step 5: Solve for x
    x = 424,234,391.22/25,139.16
  6. Step 6: Final answer
    x = 16,875.44

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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.