Home / 26,460.26-36,516.30-15,847.86

Finding the Fourth Proportional to 26,460.26, 36,516.30 and 15,847.86

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Solution

The fourth proportional to 26,460.26, 36,516.30 and 15,847.86 is: 21,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,460.26 : 36,516.30 = 15,847.86 : x
  2. Step 2: Convert to fraction form
    26,460.26/36,516.30 = 15,847.86/x
  3. Step 3: Cross multiply
    26,460.26x = 36,516.30 × 15,847.86
  4. Step 4: Simplify right side
    26,460.26x = 578,705,210.12
  5. Step 5: Solve for x
    x = 578,705,210.12/26,460.26
  6. Step 6: Final answer
    x = 21,870.73

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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.