Home / 29,263.81-40,377.03-17,778.49

Finding the Fourth Proportional to 29,263.81, 40,377.03 and 17,778.49

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Solution

The fourth proportional to 29,263.81, 40,377.03 and 17,778.49 is: 24,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,263.81 : 40,377.03 = 17,778.49 : x
  2. Step 2: Convert to fraction form
    29,263.81/40,377.03 = 17,778.49/x
  3. Step 3: Cross multiply
    29,263.81x = 40,377.03 × 17,778.49
  4. Step 4: Simplify right side
    29,263.81x = 717,842,523.14
  5. Step 5: Solve for x
    x = 717,842,523.14/29,263.81
  6. Step 6: Final answer
    x = 24,530.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.