Home / 26,439.02-36,475.82-16,879.28

Finding the Fourth Proportional to 26,439.02, 36,475.82 and 16,879.28

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Solution

The fourth proportional to 26,439.02, 36,475.82 and 16,879.28 is: 23,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,439.02 : 36,475.82 = 16,879.28 : x
  2. Step 2: Convert to fraction form
    26,439.02/36,475.82 = 16,879.28/x
  3. Step 3: Cross multiply
    26,439.02x = 36,475.82 × 16,879.28
  4. Step 4: Simplify right side
    26,439.02x = 615,685,579.01
  5. Step 5: Solve for x
    x = 615,685,579.01/26,439.02
  6. Step 6: Final answer
    x = 23,287.00

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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.