Home / 27,523.09-37,981.85-15,586.42

Finding the Fourth Proportional to 27,523.09, 37,981.85 and 15,586.42

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Solution

The fourth proportional to 27,523.09, 37,981.85 and 15,586.42 is: 21,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,523.09 : 37,981.85 = 15,586.42 : x
  2. Step 2: Convert to fraction form
    27,523.09/37,981.85 = 15,586.42/x
  3. Step 3: Cross multiply
    27,523.09x = 37,981.85 × 15,586.42
  4. Step 4: Simplify right side
    27,523.09x = 592,001,066.48
  5. Step 5: Solve for x
    x = 592,001,066.48/27,523.09
  6. Step 6: Final answer
    x = 21,509.25

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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.