Home / 18,814.76-25,964.65-10,317.66

Finding the Fourth Proportional to 18,814.76, 25,964.65 and 10,317.66

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Solution

The fourth proportional to 18,814.76, 25,964.65 and 10,317.66 is: 14,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814.76 : 25,964.65 = 10,317.66 : x
  2. Step 2: Convert to fraction form
    18,814.76/25,964.65 = 10,317.66/x
  3. Step 3: Cross multiply
    18,814.76x = 25,964.65 × 10,317.66
  4. Step 4: Simplify right side
    18,814.76x = 267,894,430.72
  5. Step 5: Solve for x
    x = 267,894,430.72/18,814.76
  6. Step 6: Final answer
    x = 14,238.53

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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.