Home / 42,933.20-64,392.50-11,343.62

Finding the Fourth Proportional to 42,933.20, 64,392.50 and 11,343.62

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Solution

The fourth proportional to 42,933.20, 64,392.50 and 11,343.62 is: 17,013.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,933.20 : 64,392.50 = 11,343.62 : x
  2. Step 2: Convert to fraction form
    42,933.20/64,392.50 = 11,343.62/x
  3. Step 3: Cross multiply
    42,933.20x = 64,392.50 × 11,343.62
  4. Step 4: Simplify right side
    42,933.20x = 730,444,050.85
  5. Step 5: Solve for x
    x = 730,444,050.85/42,933.20
  6. Step 6: Final answer
    x = 17,013.50

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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.