Home / 26,470.58-36,505.02-17,985.40

Finding the Fourth Proportional to 26,470.58, 36,505.02 and 17,985.40

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Solution

The fourth proportional to 26,470.58, 36,505.02 and 17,985.40 is: 24,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.58 : 36,505.02 = 17,985.40 : x
  2. Step 2: Convert to fraction form
    26,470.58/36,505.02 = 17,985.40/x
  3. Step 3: Cross multiply
    26,470.58x = 36,505.02 × 17,985.40
  4. Step 4: Simplify right side
    26,470.58x = 656,557,296.78
  5. Step 5: Solve for x
    x = 656,557,296.78/26,470.58
  6. Step 6: Final answer
    x = 24,803.29

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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.