Home / 19,391.65-29,062.87-10,029.92

Finding the Fourth Proportional to 19,391.65, 29,062.87 and 10,029.92

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Solution

The fourth proportional to 19,391.65, 29,062.87 and 10,029.92 is: 15,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391.65 : 29,062.87 = 10,029.92 : x
  2. Step 2: Convert to fraction form
    19,391.65/29,062.87 = 10,029.92/x
  3. Step 3: Cross multiply
    19,391.65x = 29,062.87 × 10,029.92
  4. Step 4: Simplify right side
    19,391.65x = 291,498,199.67
  5. Step 5: Solve for x
    x = 291,498,199.67/19,391.65
  6. Step 6: Final answer
    x = 15,032.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.