Home / 15,447.75-23,168.52-9,124.98

Finding the Fourth Proportional to 15,447.75, 23,168.52 and 9,124.98

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Solution

The fourth proportional to 15,447.75, 23,168.52 and 9,124.98 is: 13,685.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.75 : 23,168.52 = 9,124.98 : x
  2. Step 2: Convert to fraction form
    15,447.75/23,168.52 = 9,124.98/x
  3. Step 3: Cross multiply
    15,447.75x = 23,168.52 × 9,124.98
  4. Step 4: Simplify right side
    15,447.75x = 211,412,281.63
  5. Step 5: Solve for x
    x = 211,412,281.63/15,447.75
  6. Step 6: Final answer
    x = 13,685.64

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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.