Home / 42,953.19-64,414.33-14,865.62

Finding the Fourth Proportional to 42,953.19, 64,414.33 and 14,865.62

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Solution

The fourth proportional to 42,953.19, 64,414.33 and 14,865.62 is: 22,293.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,953.19 : 64,414.33 = 14,865.62 : x
  2. Step 2: Convert to fraction form
    42,953.19/64,414.33 = 14,865.62/x
  3. Step 3: Cross multiply
    42,953.19x = 64,414.33 × 14,865.62
  4. Step 4: Simplify right side
    42,953.19x = 957,558,593.10
  5. Step 5: Solve for x
    x = 957,558,593.10/42,953.19
  6. Step 6: Final answer
    x = 22,293.07

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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.