Home / 23,719.02-32,728.92-13,643.62

Finding the Fourth Proportional to 23,719.02, 32,728.92 and 13,643.62

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Solution

The fourth proportional to 23,719.02, 32,728.92 and 13,643.62 is: 18,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,719.02 : 32,728.92 = 13,643.62 : x
  2. Step 2: Convert to fraction form
    23,719.02/32,728.92 = 13,643.62/x
  3. Step 3: Cross multiply
    23,719.02x = 32,728.92 × 13,643.62
  4. Step 4: Simplify right side
    23,719.02x = 446,540,947.49
  5. Step 5: Solve for x
    x = 446,540,947.49/23,719.02
  6. Step 6: Final answer
    x = 18,826.28

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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.