Home / 16,176.79-22,331.51-9,461.49

Finding the Fourth Proportional to 16,176.79, 22,331.51 and 9,461.49

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Solution

The fourth proportional to 16,176.79, 22,331.51 and 9,461.49 is: 13,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,176.79 : 22,331.51 = 9,461.49 : x
  2. Step 2: Convert to fraction form
    16,176.79/22,331.51 = 9,461.49/x
  3. Step 3: Cross multiply
    16,176.79x = 22,331.51 × 9,461.49
  4. Step 4: Simplify right side
    16,176.79x = 211,289,358.55
  5. Step 5: Solve for x
    x = 211,289,358.55/16,176.79
  6. Step 6: Final answer
    x = 13,061.27

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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.