Home / 15,338.20-23,007.30-10,089.40

Finding the Fourth Proportional to 15,338.20, 23,007.30 and 10,089.40

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Solution

The fourth proportional to 15,338.20, 23,007.30 and 10,089.40 is: 15,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,338.20 : 23,007.30 = 10,089.40 : x
  2. Step 2: Convert to fraction form
    15,338.20/23,007.30 = 10,089.40/x
  3. Step 3: Cross multiply
    15,338.20x = 23,007.30 × 10,089.40
  4. Step 4: Simplify right side
    15,338.20x = 232,129,852.62
  5. Step 5: Solve for x
    x = 232,129,852.62/15,338.20
  6. Step 6: Final answer
    x = 15,134.10

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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.