Home / 42,954.28-64,415.97-14,866.71

Finding the Fourth Proportional to 42,954.28, 64,415.97 and 14,866.71

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Solution

The fourth proportional to 42,954.28, 64,415.97 and 14,866.71 is: 22,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,954.28 : 64,415.97 = 14,866.71 : x
  2. Step 2: Convert to fraction form
    42,954.28/64,415.97 = 14,866.71/x
  3. Step 3: Cross multiply
    42,954.28x = 64,415.97 × 14,866.71
  4. Step 4: Simplify right side
    42,954.28x = 957,653,545.36
  5. Step 5: Solve for x
    x = 957,653,545.36/42,954.28
  6. Step 6: Final answer
    x = 22,294.72

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1.5x scale

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.