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Finding the Fourth Proportional to 14,593.98, 21,901.56 and 5,831.40

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Solution

The fourth proportional to 14,593.98, 21,901.56 and 5,831.40 is: 8,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,593.98 : 21,901.56 = 5,831.40 : x
  2. Step 2: Convert to fraction form
    14,593.98/21,901.56 = 5,831.40/x
  3. Step 3: Cross multiply
    14,593.98x = 21,901.56 × 5,831.40
  4. Step 4: Simplify right side
    14,593.98x = 127,716,756.98
  5. Step 5: Solve for x
    x = 127,716,756.98/14,593.98
  6. Step 6: Final answer
    x = 8,751.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.