Home / 38,496.76-53,127.03-22,143.92

Finding the Fourth Proportional to 38,496.76, 53,127.03 and 22,143.92

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Solution

The fourth proportional to 38,496.76, 53,127.03 and 22,143.92 is: 30,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,496.76 : 53,127.03 = 22,143.92 : x
  2. Step 2: Convert to fraction form
    38,496.76/53,127.03 = 22,143.92/x
  3. Step 3: Cross multiply
    38,496.76x = 53,127.03 × 22,143.92
  4. Step 4: Simplify right side
    38,496.76x = 1,176,440,834.98
  5. Step 5: Solve for x
    x = 1,176,440,834.98/38,496.76
  6. Step 6: Final answer
    x = 30,559.48

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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.