Home / 27,663.66-38,180.82-16,332.49

Finding the Fourth Proportional to 27,663.66, 38,180.82 and 16,332.49

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Solution

The fourth proportional to 27,663.66, 38,180.82 and 16,332.49 is: 22,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,663.66 : 38,180.82 = 16,332.49 : x
  2. Step 2: Convert to fraction form
    27,663.66/38,180.82 = 16,332.49/x
  3. Step 3: Cross multiply
    27,663.66x = 38,180.82 × 16,332.49
  4. Step 4: Simplify right side
    27,663.66x = 623,587,969.81
  5. Step 5: Solve for x
    x = 623,587,969.81/27,663.66
  6. Step 6: Final answer
    x = 22,541.77

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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.