Home / 15,073.65-22,611.54-3,980.22

Finding the Fourth Proportional to 15,073.65, 22,611.54 and 3,980.22

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Solution

The fourth proportional to 15,073.65, 22,611.54 and 3,980.22 is: 5,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,073.65 : 22,611.54 = 3,980.22 : x
  2. Step 2: Convert to fraction form
    15,073.65/22,611.54 = 3,980.22/x
  3. Step 3: Cross multiply
    15,073.65x = 22,611.54 × 3,980.22
  4. Step 4: Simplify right side
    15,073.65x = 89,998,903.74
  5. Step 5: Solve for x
    x = 89,998,903.74/15,073.65
  6. Step 6: Final answer
    x = 5,970.61

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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.