Home / 15,983.56-23,981.10-5,598.28

Finding the Fourth Proportional to 15,983.56, 23,981.10 and 5,598.28

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Solution

The fourth proportional to 15,983.56, 23,981.10 and 5,598.28 is: 8,399.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.56 : 23,981.10 = 5,598.28 : x
  2. Step 2: Convert to fraction form
    15,983.56/23,981.10 = 5,598.28/x
  3. Step 3: Cross multiply
    15,983.56x = 23,981.10 × 5,598.28
  4. Step 4: Simplify right side
    15,983.56x = 134,252,912.51
  5. Step 5: Solve for x
    x = 134,252,912.51/15,983.56
  6. Step 6: Final answer
    x = 8,399.44

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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.