Home / 26,345.68-36,351.60-15,012.76

Finding the Fourth Proportional to 26,345.68, 36,351.60 and 15,012.76

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Solution

The fourth proportional to 26,345.68, 36,351.60 and 15,012.76 is: 20,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,345.68 : 36,351.60 = 15,012.76 : x
  2. Step 2: Convert to fraction form
    26,345.68/36,351.60 = 15,012.76/x
  3. Step 3: Cross multiply
    26,345.68x = 36,351.60 × 15,012.76
  4. Step 4: Simplify right side
    26,345.68x = 545,737,846.42
  5. Step 5: Solve for x
    x = 545,737,846.42/26,345.68
  6. Step 6: Final answer
    x = 20,714.51

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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.