Home / 15,411.20-23,103.30-10,464.80

Finding the Fourth Proportional to 15,411.20, 23,103.30 and 10,464.80

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Solution

The fourth proportional to 15,411.20, 23,103.30 and 10,464.80 is: 15,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,411.20 : 23,103.30 = 10,464.80 : x
  2. Step 2: Convert to fraction form
    15,411.20/23,103.30 = 10,464.80/x
  3. Step 3: Cross multiply
    15,411.20x = 23,103.30 × 10,464.80
  4. Step 4: Simplify right side
    15,411.20x = 241,771,413.84
  5. Step 5: Solve for x
    x = 241,771,413.84/15,411.20
  6. Step 6: Final answer
    x = 15,688.03

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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.