Home / 42,838.98-64,272.65-27,025.76

Finding the Fourth Proportional to 42,838.98, 64,272.65 and 27,025.76

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Solution

The fourth proportional to 42,838.98, 64,272.65 and 27,025.76 is: 40,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,838.98 : 64,272.65 = 27,025.76 : x
  2. Step 2: Convert to fraction form
    42,838.98/64,272.65 = 27,025.76/x
  3. Step 3: Cross multiply
    42,838.98x = 64,272.65 × 27,025.76
  4. Step 4: Simplify right side
    42,838.98x = 1,737,016,756.97
  5. Step 5: Solve for x
    x = 1,737,016,756.97/42,838.98
  6. Step 6: Final answer
    x = 40,547.58

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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.