Home / 42,933.04-64,370.40-27,147.76

Finding the Fourth Proportional to 42,933.04, 64,370.40 and 27,147.76

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Solution

The fourth proportional to 42,933.04, 64,370.40 and 27,147.76 is: 40,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,933.04 : 64,370.40 = 27,147.76 : x
  2. Step 2: Convert to fraction form
    42,933.04/64,370.40 = 27,147.76/x
  3. Step 3: Cross multiply
    42,933.04x = 64,370.40 × 27,147.76
  4. Step 4: Simplify right side
    42,933.04x = 1,747,512,170.30
  5. Step 5: Solve for x
    x = 1,747,512,170.30/42,933.04
  6. Step 6: Final answer
    x = 40,703.20

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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.