Home / 23,639.87-32,621.47-13,029.48

Finding the Fourth Proportional to 23,639.87, 32,621.47 and 13,029.48

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Solution

The fourth proportional to 23,639.87, 32,621.47 and 13,029.48 is: 17,979.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.87 : 32,621.47 = 13,029.48 : x
  2. Step 2: Convert to fraction form
    23,639.87/32,621.47 = 13,029.48/x
  3. Step 3: Cross multiply
    23,639.87x = 32,621.47 × 13,029.48
  4. Step 4: Simplify right side
    23,639.87x = 425,040,758.36
  5. Step 5: Solve for x
    x = 425,040,758.36/23,639.87
  6. Step 6: Final answer
    x = 17,979.82

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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.