Home / 37,150.47-51,267.02-20,383.11

Finding the Fourth Proportional to 37,150.47, 51,267.02 and 20,383.11

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Solution

The fourth proportional to 37,150.47, 51,267.02 and 20,383.11 is: 28,128.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,150.47 : 51,267.02 = 20,383.11 : x
  2. Step 2: Convert to fraction form
    37,150.47/51,267.02 = 20,383.11/x
  3. Step 3: Cross multiply
    37,150.47x = 51,267.02 × 20,383.11
  4. Step 4: Simplify right side
    37,150.47x = 1,044,981,206.12
  5. Step 5: Solve for x
    x = 1,044,981,206.12/37,150.47
  6. Step 6: Final answer
    x = 28,128.34

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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.