Home / 19,400.38-29,065.33-14,965.18

Finding the Fourth Proportional to 19,400.38, 29,065.33 and 14,965.18

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Solution

The fourth proportional to 19,400.38, 29,065.33 and 14,965.18 is: 22,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.38 : 29,065.33 = 14,965.18 : x
  2. Step 2: Convert to fraction form
    19,400.38/29,065.33 = 14,965.18/x
  3. Step 3: Cross multiply
    19,400.38x = 29,065.33 × 14,965.18
  4. Step 4: Simplify right side
    19,400.38x = 434,967,895.21
  5. Step 5: Solve for x
    x = 434,967,895.21/19,400.38
  6. Step 6: Final answer
    x = 22,420.59

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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.