Home / 45,553.04-68,360.40-15,971.12

Finding the Fourth Proportional to 45,553.04, 68,360.40 and 15,971.12

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Solution

The fourth proportional to 45,553.04, 68,360.40 and 15,971.12 is: 23,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,553.04 : 68,360.40 = 15,971.12 : x
  2. Step 2: Convert to fraction form
    45,553.04/68,360.40 = 15,971.12/x
  3. Step 3: Cross multiply
    45,553.04x = 68,360.40 × 15,971.12
  4. Step 4: Simplify right side
    45,553.04x = 1,091,792,151.65
  5. Step 5: Solve for x
    x = 1,091,792,151.65/45,553.04
  6. Step 6: Final answer
    x = 23,967.49

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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.