Home / 26,564.47-39,856.18-12,526.49

Finding the Fourth Proportional to 26,564.47, 39,856.18 and 12,526.49

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Solution

The fourth proportional to 26,564.47, 39,856.18 and 12,526.49 is: 18,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,564.47 : 39,856.18 = 12,526.49 : x
  2. Step 2: Convert to fraction form
    26,564.47/39,856.18 = 12,526.49/x
  3. Step 3: Cross multiply
    26,564.47x = 39,856.18 × 12,526.49
  4. Step 4: Simplify right side
    26,564.47x = 499,258,040.21
  5. Step 5: Solve for x
    x = 499,258,040.21/26,564.47
  6. Step 6: Final answer
    x = 18,794.20

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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.