Home / 15,995.40-23,985.69-5,992.71

Finding the Fourth Proportional to 15,995.40, 23,985.69 and 5,992.71

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Solution

The fourth proportional to 15,995.40, 23,985.69 and 5,992.71 is: 8,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.40 : 23,985.69 = 5,992.71 : x
  2. Step 2: Convert to fraction form
    15,995.40/23,985.69 = 5,992.71/x
  3. Step 3: Cross multiply
    15,995.40x = 23,985.69 × 5,992.71
  4. Step 4: Simplify right side
    15,995.40x = 143,739,284.32
  5. Step 5: Solve for x
    x = 143,739,284.32/15,995.40
  6. Step 6: Final answer
    x = 8,986.29

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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.