Home / 27,348.24-37,739.40-15,411.48

Finding the Fourth Proportional to 27,348.24, 37,739.40 and 15,411.48

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Solution

The fourth proportional to 27,348.24, 37,739.40 and 15,411.48 is: 21,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,348.24 : 37,739.40 = 15,411.48 : x
  2. Step 2: Convert to fraction form
    27,348.24/37,739.40 = 15,411.48/x
  3. Step 3: Cross multiply
    27,348.24x = 37,739.40 × 15,411.48
  4. Step 4: Simplify right side
    27,348.24x = 581,620,008.31
  5. Step 5: Solve for x
    x = 581,620,008.31/27,348.24
  6. Step 6: Final answer
    x = 21,267.18

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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.