Home / 37,195.47-51,338.69-21,289.15

Finding the Fourth Proportional to 37,195.47, 51,338.69 and 21,289.15

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Solution

The fourth proportional to 37,195.47, 51,338.69 and 21,289.15 is: 29,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,195.47 : 51,338.69 = 21,289.15 : x
  2. Step 2: Convert to fraction form
    37,195.47/51,338.69 = 21,289.15/x
  3. Step 3: Cross multiply
    37,195.47x = 51,338.69 × 21,289.15
  4. Step 4: Simplify right side
    37,195.47x = 1,092,956,965.77
  5. Step 5: Solve for x
    x = 1,092,956,965.77/37,195.47
  6. Step 6: Final answer
    x = 29,384.14

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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.