Home / 27,731.88-38,287.88-24,742.53

Finding the Fourth Proportional to 27,731.88, 38,287.88 and 24,742.53

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Solution

The fourth proportional to 27,731.88, 38,287.88 and 24,742.53 is: 34,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,731.88 : 38,287.88 = 24,742.53 : x
  2. Step 2: Convert to fraction form
    27,731.88/38,287.88 = 24,742.53/x
  3. Step 3: Cross multiply
    27,731.88x = 38,287.88 × 24,742.53
  4. Step 4: Simplify right side
    27,731.88x = 947,338,895.82
  5. Step 5: Solve for x
    x = 947,338,895.82/27,731.88
  6. Step 6: Final answer
    x = 34,160.64

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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.