Home / 18,402.27-27,598.77-5,254.71

Finding the Fourth Proportional to 18,402.27, 27,598.77 and 5,254.71

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Solution

The fourth proportional to 18,402.27, 27,598.77 and 5,254.71 is: 7,880.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402.27 : 27,598.77 = 5,254.71 : x
  2. Step 2: Convert to fraction form
    18,402.27/27,598.77 = 5,254.71/x
  3. Step 3: Cross multiply
    18,402.27x = 27,598.77 × 5,254.71
  4. Step 4: Simplify right side
    18,402.27x = 145,023,532.71
  5. Step 5: Solve for x
    x = 145,023,532.71/18,402.27
  6. Step 6: Final answer
    x = 7,880.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.