Home / 15,088.47-22,669.60-14,249.20

Finding the Fourth Proportional to 15,088.47, 22,669.60 and 14,249.20

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Solution

The fourth proportional to 15,088.47, 22,669.60 and 14,249.20 is: 21,408.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,088.47 : 22,669.60 = 14,249.20 : x
  2. Step 2: Convert to fraction form
    15,088.47/22,669.60 = 14,249.20/x
  3. Step 3: Cross multiply
    15,088.47x = 22,669.60 × 14,249.20
  4. Step 4: Simplify right side
    15,088.47x = 323,023,628.70
  5. Step 5: Solve for x
    x = 323,023,628.70/15,088.47
  6. Step 6: Final answer
    x = 21,408.65

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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.