Home / 27,628.29-38,127.29-15,053.04

Finding the Fourth Proportional to 27,628.29, 38,127.29 and 15,053.04

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Solution

The fourth proportional to 27,628.29, 38,127.29 and 15,053.04 is: 20,773.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,628.29 : 38,127.29 = 15,053.04 : x
  2. Step 2: Convert to fraction form
    27,628.29/38,127.29 = 15,053.04/x
  3. Step 3: Cross multiply
    27,628.29x = 38,127.29 × 15,053.04
  4. Step 4: Simplify right side
    27,628.29x = 573,931,621.46
  5. Step 5: Solve for x
    x = 573,931,621.46/27,628.29
  6. Step 6: Final answer
    x = 20,773.33

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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.