Home / 27,386.72-40,864.96-25,714.88

Finding the Fourth Proportional to 27,386.72, 40,864.96 and 25,714.88

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Solution

The fourth proportional to 27,386.72, 40,864.96 and 25,714.88 is: 38,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386.72 : 40,864.96 = 25,714.88 : x
  2. Step 2: Convert to fraction form
    27,386.72/40,864.96 = 25,714.88/x
  3. Step 3: Cross multiply
    27,386.72x = 40,864.96 × 25,714.88
  4. Step 4: Simplify right side
    27,386.72x = 1,050,837,542.60
  5. Step 5: Solve for x
    x = 1,050,837,542.60/27,386.72
  6. Step 6: Final answer
    x = 38,370.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.