Home / 26,180.61-36,135.28-15,576.29

Finding the Fourth Proportional to 26,180.61, 36,135.28 and 15,576.29

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Solution

The fourth proportional to 26,180.61, 36,135.28 and 15,576.29 is: 21,498.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,180.61 : 36,135.28 = 15,576.29 : x
  2. Step 2: Convert to fraction form
    26,180.61/36,135.28 = 15,576.29/x
  3. Step 3: Cross multiply
    26,180.61x = 36,135.28 × 15,576.29
  4. Step 4: Simplify right side
    26,180.61x = 562,853,600.51
  5. Step 5: Solve for x
    x = 562,853,600.51/26,180.61
  6. Step 6: Final answer
    x = 21,498.87

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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.