Home / 16,285.36-22,478.04-10,319.92

Finding the Fourth Proportional to 16,285.36, 22,478.04 and 10,319.92

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Solution

The fourth proportional to 16,285.36, 22,478.04 and 10,319.92 is: 14,244.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.36 : 22,478.04 = 10,319.92 : x
  2. Step 2: Convert to fraction form
    16,285.36/22,478.04 = 10,319.92/x
  3. Step 3: Cross multiply
    16,285.36x = 22,478.04 × 10,319.92
  4. Step 4: Simplify right side
    16,285.36x = 231,971,574.56
  5. Step 5: Solve for x
    x = 231,971,574.56/16,285.36
  6. Step 6: Final answer
    x = 14,244.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.