Home / 19,509.10-29,251.33-10,750.16

Finding the Fourth Proportional to 19,509.10, 29,251.33 and 10,750.16

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Solution

The fourth proportional to 19,509.10, 29,251.33 and 10,750.16 is: 16,118.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.10 : 29,251.33 = 10,750.16 : x
  2. Step 2: Convert to fraction form
    19,509.10/29,251.33 = 10,750.16/x
  3. Step 3: Cross multiply
    19,509.10x = 29,251.33 × 10,750.16
  4. Step 4: Simplify right side
    19,509.10x = 314,456,523.97
  5. Step 5: Solve for x
    x = 314,456,523.97/19,509.10
  6. Step 6: Final answer
    x = 16,118.46

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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.