Home / 33,127.80-45,733.28-25,557.13

Finding the Fourth Proportional to 33,127.80, 45,733.28 and 25,557.13

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Solution

The fourth proportional to 33,127.80, 45,733.28 and 25,557.13 is: 35,281.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.80 : 45,733.28 = 25,557.13 : x
  2. Step 2: Convert to fraction form
    33,127.80/45,733.28 = 25,557.13/x
  3. Step 3: Cross multiply
    33,127.80x = 45,733.28 × 25,557.13
  4. Step 4: Simplify right side
    33,127.80x = 1,168,811,382.29
  5. Step 5: Solve for x
    x = 1,168,811,382.29/33,127.80
  6. Step 6: Final answer
    x = 35,281.89

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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.