Home / 45,328.51-67,935.21-25,618.15

Finding the Fourth Proportional to 45,328.51, 67,935.21 and 25,618.15

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Solution

The fourth proportional to 45,328.51, 67,935.21 and 25,618.15 is: 38,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,328.51 : 67,935.21 = 25,618.15 : x
  2. Step 2: Convert to fraction form
    45,328.51/67,935.21 = 25,618.15/x
  3. Step 3: Cross multiply
    45,328.51x = 67,935.21 × 25,618.15
  4. Step 4: Simplify right side
    45,328.51x = 1,740,374,400.06
  5. Step 5: Solve for x
    x = 1,740,374,400.06/45,328.51
  6. Step 6: Final answer
    x = 38,394.70

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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.