Home / 14,370.42-19,831.05-8,082.66

Finding the Fourth Proportional to 14,370.42, 19,831.05 and 8,082.66

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Solution

The fourth proportional to 14,370.42, 19,831.05 and 8,082.66 is: 11,154.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.42 : 19,831.05 = 8,082.66 : x
  2. Step 2: Convert to fraction form
    14,370.42/19,831.05 = 8,082.66/x
  3. Step 3: Cross multiply
    14,370.42x = 19,831.05 × 8,082.66
  4. Step 4: Simplify right side
    14,370.42x = 160,287,634.59
  5. Step 5: Solve for x
    x = 160,287,634.59/14,370.42
  6. Step 6: Final answer
    x = 11,154.00

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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.