Home / 27,488.54-37,934.19-15,551.63

Finding the Fourth Proportional to 27,488.54, 37,934.19 and 15,551.63

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Solution

The fourth proportional to 27,488.54, 37,934.19 and 15,551.63 is: 21,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,488.54 : 37,934.19 = 15,551.63 : x
  2. Step 2: Convert to fraction form
    27,488.54/37,934.19 = 15,551.63/x
  3. Step 3: Cross multiply
    27,488.54x = 37,934.19 × 15,551.63
  4. Step 4: Simplify right side
    27,488.54x = 589,938,487.23
  5. Step 5: Solve for x
    x = 589,938,487.23/27,488.54
  6. Step 6: Final answer
    x = 21,461.25

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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.