Home / 45,335.68-67,985.71-15,341.66

Finding the Fourth Proportional to 45,335.68, 67,985.71 and 15,341.66

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Solution

The fourth proportional to 45,335.68, 67,985.71 and 15,341.66 is: 23,006.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,335.68 : 67,985.71 = 15,341.66 : x
  2. Step 2: Convert to fraction form
    45,335.68/67,985.71 = 15,341.66/x
  3. Step 3: Cross multiply
    45,335.68x = 67,985.71 × 15,341.66
  4. Step 4: Simplify right side
    45,335.68x = 1,043,013,647.68
  5. Step 5: Solve for x
    x = 1,043,013,647.68/45,335.68
  6. Step 6: Final answer
    x = 23,006.46

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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.