Home / 19,718.46-29,589.21-19,560.06

Finding the Fourth Proportional to 19,718.46, 29,589.21 and 19,560.06

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Solution

The fourth proportional to 19,718.46, 29,589.21 and 19,560.06 is: 29,351.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718.46 : 29,589.21 = 19,560.06 : x
  2. Step 2: Convert to fraction form
    19,718.46/29,589.21 = 19,560.06/x
  3. Step 3: Cross multiply
    19,718.46x = 29,589.21 × 19,560.06
  4. Step 4: Simplify right side
    19,718.46x = 578,766,722.95
  5. Step 5: Solve for x
    x = 578,766,722.95/19,718.46
  6. Step 6: Final answer
    x = 29,351.52

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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.