Home / 26,635.02-36,706.95-19,908.78

Finding the Fourth Proportional to 26,635.02, 36,706.95 and 19,908.78

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Solution

The fourth proportional to 26,635.02, 36,706.95 and 19,908.78 is: 27,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,635.02 : 36,706.95 = 19,908.78 : x
  2. Step 2: Convert to fraction form
    26,635.02/36,706.95 = 19,908.78/x
  3. Step 3: Cross multiply
    26,635.02x = 36,706.95 × 19,908.78
  4. Step 4: Simplify right side
    26,635.02x = 730,790,592.02
  5. Step 5: Solve for x
    x = 730,790,592.02/26,635.02
  6. Step 6: Final answer
    x = 27,437.21

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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.