Home / 15,398.48-23,098.86-5,262.80

Finding the Fourth Proportional to 15,398.48, 23,098.86 and 5,262.80

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Solution

The fourth proportional to 15,398.48, 23,098.86 and 5,262.80 is: 7,894.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,398.48 : 23,098.86 = 5,262.80 : x
  2. Step 2: Convert to fraction form
    15,398.48/23,098.86 = 5,262.80/x
  3. Step 3: Cross multiply
    15,398.48x = 23,098.86 × 5,262.80
  4. Step 4: Simplify right side
    15,398.48x = 121,564,680.41
  5. Step 5: Solve for x
    x = 121,564,680.41/15,398.48
  6. Step 6: Final answer
    x = 7,894.59

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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.