Home / 15,993.64-23,985.01-5,459.59

Finding the Fourth Proportional to 15,993.64, 23,985.01 and 5,459.59

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Solution

The fourth proportional to 15,993.64, 23,985.01 and 5,459.59 is: 8,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.64 : 23,985.01 = 5,459.59 : x
  2. Step 2: Convert to fraction form
    15,993.64/23,985.01 = 5,459.59/x
  3. Step 3: Cross multiply
    15,993.64x = 23,985.01 × 5,459.59
  4. Step 4: Simplify right side
    15,993.64x = 130,948,320.75
  5. Step 5: Solve for x
    x = 130,948,320.75/15,993.64
  6. Step 6: Final answer
    x = 8,187.52

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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.