Home / 18,097.98-24,975.20-10,140.26

Finding the Fourth Proportional to 18,097.98, 24,975.20 and 10,140.26

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Solution

The fourth proportional to 18,097.98, 24,975.20 and 10,140.26 is: 13,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097.98 : 24,975.20 = 10,140.26 : x
  2. Step 2: Convert to fraction form
    18,097.98/24,975.20 = 10,140.26/x
  3. Step 3: Cross multiply
    18,097.98x = 24,975.20 × 10,140.26
  4. Step 4: Simplify right side
    18,097.98x = 253,255,089.98
  5. Step 5: Solve for x
    x = 253,255,089.98/18,097.98
  6. Step 6: Final answer
    x = 13,993.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.