Home / 42,953.46-64,414.75-14,865.90

Finding the Fourth Proportional to 42,953.46, 64,414.75 and 14,865.90

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Solution

The fourth proportional to 42,953.46, 64,414.75 and 14,865.90 is: 22,293.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,953.46 : 64,414.75 = 14,865.90 : x
  2. Step 2: Convert to fraction form
    42,953.46/64,414.75 = 14,865.90/x
  3. Step 3: Cross multiply
    42,953.46x = 64,414.75 × 14,865.90
  4. Step 4: Simplify right side
    42,953.46x = 957,583,232.03
  5. Step 5: Solve for x
    x = 957,583,232.03/42,953.46
  6. Step 6: Final answer
    x = 22,293.51

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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.