Home / 15,205.08-22,807.44-9,007.68

Finding the Fourth Proportional to 15,205.08, 22,807.44 and 9,007.68

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Solution

The fourth proportional to 15,205.08, 22,807.44 and 9,007.68 is: 13,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205.08 : 22,807.44 = 9,007.68 : x
  2. Step 2: Convert to fraction form
    15,205.08/22,807.44 = 9,007.68/x
  3. Step 3: Cross multiply
    15,205.08x = 22,807.44 × 9,007.68
  4. Step 4: Simplify right side
    15,205.08x = 205,442,121.14
  5. Step 5: Solve for x
    x = 205,442,121.14/15,205.08
  6. Step 6: Final answer
    x = 13,511.41

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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.