Home / 26,170.16-36,115.62-14,840.12

Finding the Fourth Proportional to 26,170.16, 36,115.62 and 14,840.12

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Solution

The fourth proportional to 26,170.16, 36,115.62 and 14,840.12 is: 20,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.16 : 36,115.62 = 14,840.12 : x
  2. Step 2: Convert to fraction form
    26,170.16/36,115.62 = 14,840.12/x
  3. Step 3: Cross multiply
    26,170.16x = 36,115.62 × 14,840.12
  4. Step 4: Simplify right side
    26,170.16x = 535,959,954.10
  5. Step 5: Solve for x
    x = 535,959,954.10/26,170.16
  6. Step 6: Final answer
    x = 20,479.82

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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.