Home / 26,018.20-39,032.70-14,915.80

Finding the Fourth Proportional to 26,018.20, 39,032.70 and 14,915.80

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Solution

The fourth proportional to 26,018.20, 39,032.70 and 14,915.80 is: 22,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,018.20 : 39,032.70 = 14,915.80 : x
  2. Step 2: Convert to fraction form
    26,018.20/39,032.70 = 14,915.80/x
  3. Step 3: Cross multiply
    26,018.20x = 39,032.70 × 14,915.80
  4. Step 4: Simplify right side
    26,018.20x = 582,203,946.66
  5. Step 5: Solve for x
    x = 582,203,946.66/26,018.20
  6. Step 6: Final answer
    x = 22,376.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.