Home / 15,511.68-23,268.96-5,124.24

Finding the Fourth Proportional to 15,511.68, 23,268.96 and 5,124.24

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Solution

The fourth proportional to 15,511.68, 23,268.96 and 5,124.24 is: 7,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.68 : 23,268.96 = 5,124.24 : x
  2. Step 2: Convert to fraction form
    15,511.68/23,268.96 = 5,124.24/x
  3. Step 3: Cross multiply
    15,511.68x = 23,268.96 × 5,124.24
  4. Step 4: Simplify right side
    15,511.68x = 119,235,735.59
  5. Step 5: Solve for x
    x = 119,235,735.59/15,511.68
  6. Step 6: Final answer
    x = 7,686.84

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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.