Home / 33,333.50-49,985.66-13,337.04

Finding the Fourth Proportional to 33,333.50, 49,985.66 and 13,337.04

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Solution

The fourth proportional to 33,333.50, 49,985.66 and 13,337.04 is: 19,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333.50 : 49,985.66 = 13,337.04 : x
  2. Step 2: Convert to fraction form
    33,333.50/49,985.66 = 13,337.04/x
  3. Step 3: Cross multiply
    33,333.50x = 49,985.66 × 13,337.04
  4. Step 4: Simplify right side
    33,333.50x = 666,660,746.85
  5. Step 5: Solve for x
    x = 666,660,746.85/33,333.50
  6. Step 6: Final answer
    x = 19,999.72

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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.