Home / 25,498.41-38,259-13,011.86

Finding the Fourth Proportional to 25,498.41, 38,259 and 13,011.86

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Solution

The fourth proportional to 25,498.41, 38,259 and 13,011.86 is: 19,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.41 : 38,259 = 13,011.86 : x
  2. Step 2: Convert to fraction form
    25,498.41/38,259 = 13,011.86/x
  3. Step 3: Cross multiply
    25,498.41x = 38,259 × 13,011.86
  4. Step 4: Simplify right side
    25,498.41x = 497,820,751.74
  5. Step 5: Solve for x
    x = 497,820,751.74/25,498.41
  6. Step 6: Final answer
    x = 19,523.60

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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.