Home / 15,092.47-22,638.60-8,210.71

Finding the Fourth Proportional to 15,092.47, 22,638.60 and 8,210.71

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Solution

The fourth proportional to 15,092.47, 22,638.60 and 8,210.71 is: 12,316.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,092.47 : 22,638.60 = 8,210.71 : x
  2. Step 2: Convert to fraction form
    15,092.47/22,638.60 = 8,210.71/x
  3. Step 3: Cross multiply
    15,092.47x = 22,638.60 × 8,210.71
  4. Step 4: Simplify right side
    15,092.47x = 185,878,979.41
  5. Step 5: Solve for x
    x = 185,878,979.41/15,092.47
  6. Step 6: Final answer
    x = 12,316.01

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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.