Home / 16,011.47-22,093.77-8,938.19

Finding the Fourth Proportional to 16,011.47, 22,093.77 and 8,938.19

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Solution

The fourth proportional to 16,011.47, 22,093.77 and 8,938.19 is: 12,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,011.47 : 22,093.77 = 8,938.19 : x
  2. Step 2: Convert to fraction form
    16,011.47/22,093.77 = 8,938.19/x
  3. Step 3: Cross multiply
    16,011.47x = 22,093.77 × 8,938.19
  4. Step 4: Simplify right side
    16,011.47x = 197,478,203.61
  5. Step 5: Solve for x
    x = 197,478,203.61/16,011.47
  6. Step 6: Final answer
    x = 12,333.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.