Home / 18,346.16-25,317.68-9,962.66

Finding the Fourth Proportional to 18,346.16, 25,317.68 and 9,962.66

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Solution

The fourth proportional to 18,346.16, 25,317.68 and 9,962.66 is: 13,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.16 : 25,317.68 = 9,962.66 : x
  2. Step 2: Convert to fraction form
    18,346.16/25,317.68 = 9,962.66/x
  3. Step 3: Cross multiply
    18,346.16x = 25,317.68 × 9,962.66
  4. Step 4: Simplify right side
    18,346.16x = 252,231,437.83
  5. Step 5: Solve for x
    x = 252,231,437.83/18,346.16
  6. Step 6: Final answer
    x = 13,748.46

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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.