Home / 42,910.65-64,350.18-14,823.50

Finding the Fourth Proportional to 42,910.65, 64,350.18 and 14,823.50

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Solution

The fourth proportional to 42,910.65, 64,350.18 and 14,823.50 is: 22,229.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,910.65 : 64,350.18 = 14,823.50 : x
  2. Step 2: Convert to fraction form
    42,910.65/64,350.18 = 14,823.50/x
  3. Step 3: Cross multiply
    42,910.65x = 64,350.18 × 14,823.50
  4. Step 4: Simplify right side
    42,910.65x = 953,894,571.48
  5. Step 5: Solve for x
    x = 953,894,571.48/42,910.65
  6. Step 6: Final answer
    x = 22,229.79

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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.