Home / 18,280.41-25,225.53-10,323.42

Finding the Fourth Proportional to 18,280.41, 25,225.53 and 10,323.42

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Solution

The fourth proportional to 18,280.41, 25,225.53 and 10,323.42 is: 14,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.41 : 25,225.53 = 10,323.42 : x
  2. Step 2: Convert to fraction form
    18,280.41/25,225.53 = 10,323.42/x
  3. Step 3: Cross multiply
    18,280.41x = 25,225.53 × 10,323.42
  4. Step 4: Simplify right side
    18,280.41x = 260,413,740.91
  5. Step 5: Solve for x
    x = 260,413,740.91/18,280.41
  6. Step 6: Final answer
    x = 14,245.51

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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.