Home / 15,979.93-23,959.51-6,617.41

Finding the Fourth Proportional to 15,979.93, 23,959.51 and 6,617.41

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Solution

The fourth proportional to 15,979.93, 23,959.51 and 6,617.41 is: 9,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979.93 : 23,959.51 = 6,617.41 : x
  2. Step 2: Convert to fraction form
    15,979.93/23,959.51 = 6,617.41/x
  3. Step 3: Cross multiply
    15,979.93x = 23,959.51 × 6,617.41
  4. Step 4: Simplify right side
    15,979.93x = 158,549,901.07
  5. Step 5: Solve for x
    x = 158,549,901.07/15,979.93
  6. Step 6: Final answer
    x = 9,921.81

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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.