Home / 14,879.70-22,319.55-4,490.10

Finding the Fourth Proportional to 14,879.70, 22,319.55 and 4,490.10

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Solution

The fourth proportional to 14,879.70, 22,319.55 and 4,490.10 is: 6,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.70 : 22,319.55 = 4,490.10 : x
  2. Step 2: Convert to fraction form
    14,879.70/22,319.55 = 4,490.10/x
  3. Step 3: Cross multiply
    14,879.70x = 22,319.55 × 4,490.10
  4. Step 4: Simplify right side
    14,879.70x = 100,217,011.46
  5. Step 5: Solve for x
    x = 100,217,011.46/14,879.70
  6. Step 6: Final answer
    x = 6,735.15

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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.