Home / 52,908.71-73,013.76-28,709.66

Finding the Fourth Proportional to 52,908.71, 73,013.76 and 28,709.66

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Solution

The fourth proportional to 52,908.71, 73,013.76 and 28,709.66 is: 39,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,908.71 : 73,013.76 = 28,709.66 : x
  2. Step 2: Convert to fraction form
    52,908.71/73,013.76 = 28,709.66/x
  3. Step 3: Cross multiply
    52,908.71x = 73,013.76 × 28,709.66
  4. Step 4: Simplify right side
    52,908.71x = 2,096,200,407.46
  5. Step 5: Solve for x
    x = 2,096,200,407.46/52,908.71
  6. Step 6: Final answer
    x = 39,619.20

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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.