Home / 19,375.20-29,062.80-16,313.40

Finding the Fourth Proportional to 19,375.20, 29,062.80 and 16,313.40

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Solution

The fourth proportional to 19,375.20, 29,062.80 and 16,313.40 is: 24,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.20 : 29,062.80 = 16,313.40 : x
  2. Step 2: Convert to fraction form
    19,375.20/29,062.80 = 16,313.40/x
  3. Step 3: Cross multiply
    19,375.20x = 29,062.80 × 16,313.40
  4. Step 4: Simplify right side
    19,375.20x = 474,113,081.52
  5. Step 5: Solve for x
    x = 474,113,081.52/19,375.20
  6. Step 6: Final answer
    x = 24,470.10

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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.