Home / 15,990.51-23,983.07-4,301.13

Finding the Fourth Proportional to 15,990.51, 23,983.07 and 4,301.13

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Solution

The fourth proportional to 15,990.51, 23,983.07 and 4,301.13 is: 6,450.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990.51 : 23,983.07 = 4,301.13 : x
  2. Step 2: Convert to fraction form
    15,990.51/23,983.07 = 4,301.13/x
  3. Step 3: Cross multiply
    15,990.51x = 23,983.07 × 4,301.13
  4. Step 4: Simplify right side
    15,990.51x = 103,154,280.36
  5. Step 5: Solve for x
    x = 103,154,280.36/15,990.51
  6. Step 6: Final answer
    x = 6,450.97

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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.