Home / 45,327.33-67,886.69-38,930.36

Finding the Fourth Proportional to 45,327.33, 67,886.69 and 38,930.36

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Solution

The fourth proportional to 45,327.33, 67,886.69 and 38,930.36 is: 58,305.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,327.33 : 67,886.69 = 38,930.36 : x
  2. Step 2: Convert to fraction form
    45,327.33/67,886.69 = 38,930.36/x
  3. Step 3: Cross multiply
    45,327.33x = 67,886.69 × 38,930.36
  4. Step 4: Simplify right side
    45,327.33x = 2,642,852,746.82
  5. Step 5: Solve for x
    x = 2,642,852,746.82/45,327.33
  6. Step 6: Final answer
    x = 58,305.94

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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.