Home / 27,398.57-37,809.96-15,461.87

Finding the Fourth Proportional to 27,398.57, 37,809.96 and 15,461.87

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Solution

The fourth proportional to 27,398.57, 37,809.96 and 15,461.87 is: 21,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,398.57 : 37,809.96 = 15,461.87 : x
  2. Step 2: Convert to fraction form
    27,398.57/37,809.96 = 15,461.87/x
  3. Step 3: Cross multiply
    27,398.57x = 37,809.96 × 15,461.87
  4. Step 4: Simplify right side
    27,398.57x = 584,612,686.23
  5. Step 5: Solve for x
    x = 584,612,686.23/27,398.57
  6. Step 6: Final answer
    x = 21,337.34

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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.