Home / 27,523.79-37,982.74-15,587.32

Finding the Fourth Proportional to 27,523.79, 37,982.74 and 15,587.32

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Solution

The fourth proportional to 27,523.79, 37,982.74 and 15,587.32 is: 21,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,523.79 : 37,982.74 = 15,587.32 : x
  2. Step 2: Convert to fraction form
    27,523.79/37,982.74 = 15,587.32/x
  3. Step 3: Cross multiply
    27,523.79x = 37,982.74 × 15,587.32
  4. Step 4: Simplify right side
    27,523.79x = 592,049,122.86
  5. Step 5: Solve for x
    x = 592,049,122.86/27,523.79
  6. Step 6: Final answer
    x = 21,510.45

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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.