Home / 48,411.78-66,797.33-29,291.08

Finding the Fourth Proportional to 48,411.78, 66,797.33 and 29,291.08

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Solution

The fourth proportional to 48,411.78, 66,797.33 and 29,291.08 is: 40,415.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,411.78 : 66,797.33 = 29,291.08 : x
  2. Step 2: Convert to fraction form
    48,411.78/66,797.33 = 29,291.08/x
  3. Step 3: Cross multiply
    48,411.78x = 66,797.33 × 29,291.08
  4. Step 4: Simplify right side
    48,411.78x = 1,956,565,936.82
  5. Step 5: Solve for x
    x = 1,956,565,936.82/48,411.78
  6. Step 6: Final answer
    x = 40,415.08

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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.