Home / 13,254.18-18,291-7,588.92

Finding the Fourth Proportional to 13,254.18, 18,291 and 7,588.92

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Solution

The fourth proportional to 13,254.18, 18,291 and 7,588.92 is: 10,472.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.18 : 18,291 = 7,588.92 : x
  2. Step 2: Convert to fraction form
    13,254.18/18,291 = 7,588.92/x
  3. Step 3: Cross multiply
    13,254.18x = 18,291 × 7,588.92
  4. Step 4: Simplify right side
    13,254.18x = 138,808,935.72
  5. Step 5: Solve for x
    x = 138,808,935.72/13,254.18
  6. Step 6: Final answer
    x = 10,472.84

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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.