Home / 28,769.18-42,899.66-25,273.49

Finding the Fourth Proportional to 28,769.18, 42,899.66 and 25,273.49

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Solution

The fourth proportional to 28,769.18, 42,899.66 and 25,273.49 is: 37,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,769.18 : 42,899.66 = 25,273.49 : x
  2. Step 2: Convert to fraction form
    28,769.18/42,899.66 = 25,273.49/x
  3. Step 3: Cross multiply
    28,769.18x = 42,899.66 × 25,273.49
  4. Step 4: Simplify right side
    28,769.18x = 1,084,223,881.92
  5. Step 5: Solve for x
    x = 1,084,223,881.92/28,769.18
  6. Step 6: Final answer
    x = 37,687.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.