Home / 38,719.50-53,424.67-22,798.14

Finding the Fourth Proportional to 38,719.50, 53,424.67 and 22,798.14

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Solution

The fourth proportional to 38,719.50, 53,424.67 and 22,798.14 is: 31,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,719.50 : 53,424.67 = 22,798.14 : x
  2. Step 2: Convert to fraction form
    38,719.50/53,424.67 = 22,798.14/x
  3. Step 3: Cross multiply
    38,719.50x = 53,424.67 × 22,798.14
  4. Step 4: Simplify right side
    38,719.50x = 1,217,983,106.11
  5. Step 5: Solve for x
    x = 1,217,983,106.11/38,719.50
  6. Step 6: Final answer
    x = 31,456.58

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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.