Home / 41,990.50-62,985.75-14,288.50

Finding the Fourth Proportional to 41,990.50, 62,985.75 and 14,288.50

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Solution

The fourth proportional to 41,990.50, 62,985.75 and 14,288.50 is: 21,432.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,990.50 : 62,985.75 = 14,288.50 : x
  2. Step 2: Convert to fraction form
    41,990.50/62,985.75 = 14,288.50/x
  3. Step 3: Cross multiply
    41,990.50x = 62,985.75 × 14,288.50
  4. Step 4: Simplify right side
    41,990.50x = 899,971,888.88
  5. Step 5: Solve for x
    x = 899,971,888.88/41,990.50
  6. Step 6: Final answer
    x = 21,432.75

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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.