Home / 26,807.25-36,995.69-15,478.82

Finding the Fourth Proportional to 26,807.25, 36,995.69 and 15,478.82

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Solution

The fourth proportional to 26,807.25, 36,995.69 and 15,478.82 is: 21,361.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,807.25 : 36,995.69 = 15,478.82 : x
  2. Step 2: Convert to fraction form
    26,807.25/36,995.69 = 15,478.82/x
  3. Step 3: Cross multiply
    26,807.25x = 36,995.69 × 15,478.82
  4. Step 4: Simplify right side
    26,807.25x = 572,649,635.72
  5. Step 5: Solve for x
    x = 572,649,635.72/26,807.25
  6. Step 6: Final answer
    x = 21,361.74

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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.