Home / 38,477.52-57,748.68-15,120.36

Finding the Fourth Proportional to 38,477.52, 57,748.68 and 15,120.36

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Solution

The fourth proportional to 38,477.52, 57,748.68 and 15,120.36 is: 22,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,477.52 : 57,748.68 = 15,120.36 : x
  2. Step 2: Convert to fraction form
    38,477.52/57,748.68 = 15,120.36/x
  3. Step 3: Cross multiply
    38,477.52x = 57,748.68 × 15,120.36
  4. Step 4: Simplify right side
    38,477.52x = 873,180,831.12
  5. Step 5: Solve for x
    x = 873,180,831.12/38,477.52
  6. Step 6: Final answer
    x = 22,693.27

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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.