Home / 14,574.39-20,115.96-10,321.02

Finding the Fourth Proportional to 14,574.39, 20,115.96 and 10,321.02

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Solution

The fourth proportional to 14,574.39, 20,115.96 and 10,321.02 is: 14,245.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.39 : 20,115.96 = 10,321.02 : x
  2. Step 2: Convert to fraction form
    14,574.39/20,115.96 = 10,321.02/x
  3. Step 3: Cross multiply
    14,574.39x = 20,115.96 × 10,321.02
  4. Step 4: Simplify right side
    14,574.39x = 207,617,225.48
  5. Step 5: Solve for x
    x = 207,617,225.48/14,574.39
  6. Step 6: Final answer
    x = 14,245.35

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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.