Home / 27,527.13-37,987.77-15,590.18

Finding the Fourth Proportional to 27,527.13, 37,987.77 and 15,590.18

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Solution

The fourth proportional to 27,527.13, 37,987.77 and 15,590.18 is: 21,514.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,527.13 : 37,987.77 = 15,590.18 : x
  2. Step 2: Convert to fraction form
    27,527.13/37,987.77 = 15,590.18/x
  3. Step 3: Cross multiply
    27,527.13x = 37,987.77 × 15,590.18
  4. Step 4: Simplify right side
    27,527.13x = 592,235,982.16
  5. Step 5: Solve for x
    x = 592,235,982.16/27,527.13
  6. Step 6: Final answer
    x = 21,514.63

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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.