Home / 15,979.43-23,969.01-4,133.18

Finding the Fourth Proportional to 15,979.43, 23,969.01 and 4,133.18

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Solution

The fourth proportional to 15,979.43, 23,969.01 and 4,133.18 is: 6,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979.43 : 23,969.01 = 4,133.18 : x
  2. Step 2: Convert to fraction form
    15,979.43/23,969.01 = 4,133.18/x
  3. Step 3: Cross multiply
    15,979.43x = 23,969.01 × 4,133.18
  4. Step 4: Simplify right side
    15,979.43x = 99,068,232.75
  5. Step 5: Solve for x
    x = 99,068,232.75/15,979.43
  6. Step 6: Final answer
    x = 6,199.74

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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.