Home / 39,319.78-58,694.58-36,392.96

Finding the Fourth Proportional to 39,319.78, 58,694.58 and 36,392.96

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Solution

The fourth proportional to 39,319.78, 58,694.58 and 36,392.96 is: 54,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,319.78 : 58,694.58 = 36,392.96 : x
  2. Step 2: Convert to fraction form
    39,319.78/58,694.58 = 36,392.96/x
  3. Step 3: Cross multiply
    39,319.78x = 58,694.58 × 36,392.96
  4. Step 4: Simplify right side
    39,319.78x = 2,136,069,502.16
  5. Step 5: Solve for x
    x = 2,136,069,502.16/39,319.78
  6. Step 6: Final answer
    x = 54,325.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.