Home / 38,807.88-53,542.83-22,663.55

Finding the Fourth Proportional to 38,807.88, 53,542.83 and 22,663.55

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Solution

The fourth proportional to 38,807.88, 53,542.83 and 22,663.55 is: 31,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,807.88 : 53,542.83 = 22,663.55 : x
  2. Step 2: Convert to fraction form
    38,807.88/53,542.83 = 22,663.55/x
  3. Step 3: Cross multiply
    38,807.88x = 53,542.83 × 22,663.55
  4. Step 4: Simplify right side
    38,807.88x = 1,213,470,337.13
  5. Step 5: Solve for x
    x = 1,213,470,337.13/38,807.88
  6. Step 6: Final answer
    x = 31,268.66

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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.