Home / 33,332.10-49,981.74-13,605.36

Finding the Fourth Proportional to 33,332.10, 49,981.74 and 13,605.36

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Solution

The fourth proportional to 33,332.10, 49,981.74 and 13,605.36 is: 20,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,332.10 : 49,981.74 = 13,605.36 : x
  2. Step 2: Convert to fraction form
    33,332.10/49,981.74 = 13,605.36/x
  3. Step 3: Cross multiply
    33,332.10x = 49,981.74 × 13,605.36
  4. Step 4: Simplify right side
    33,332.10x = 680,019,566.13
  5. Step 5: Solve for x
    x = 680,019,566.13/33,332.10
  6. Step 6: Final answer
    x = 20,401.34

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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.