Home / 38,099.77-57,095.19-21,424.79

Finding the Fourth Proportional to 38,099.77, 57,095.19 and 21,424.79

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Solution

The fourth proportional to 38,099.77, 57,095.19 and 21,424.79 is: 32,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099.77 : 57,095.19 = 21,424.79 : x
  2. Step 2: Convert to fraction form
    38,099.77/57,095.19 = 21,424.79/x
  3. Step 3: Cross multiply
    38,099.77x = 57,095.19 × 21,424.79
  4. Step 4: Simplify right side
    38,099.77x = 1,223,252,598.50
  5. Step 5: Solve for x
    x = 1,223,252,598.50/38,099.77
  6. Step 6: Final answer
    x = 32,106.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.