Home / 45,208.78-62,393.91-29,699.65

Finding the Fourth Proportional to 45,208.78, 62,393.91 and 29,699.65

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Solution

The fourth proportional to 45,208.78, 62,393.91 and 29,699.65 is: 40,989.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,208.78 : 62,393.91 = 29,699.65 : x
  2. Step 2: Convert to fraction form
    45,208.78/62,393.91 = 29,699.65/x
  3. Step 3: Cross multiply
    45,208.78x = 62,393.91 × 29,699.65
  4. Step 4: Simplify right side
    45,208.78x = 1,853,077,289.13
  5. Step 5: Solve for x
    x = 1,853,077,289.13/45,208.78
  6. Step 6: Final answer
    x = 40,989.32

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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.