Home / 19,847.34-29,778.28-14,306.94

Finding the Fourth Proportional to 19,847.34, 29,778.28 and 14,306.94

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Solution

The fourth proportional to 19,847.34, 29,778.28 and 14,306.94 is: 21,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.34 : 29,778.28 = 14,306.94 : x
  2. Step 2: Convert to fraction form
    19,847.34/29,778.28 = 14,306.94/x
  3. Step 3: Cross multiply
    19,847.34x = 29,778.28 × 14,306.94
  4. Step 4: Simplify right side
    19,847.34x = 426,036,065.26
  5. Step 5: Solve for x
    x = 426,036,065.26/19,847.34
  6. Step 6: Final answer
    x = 21,465.65

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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.