Home / 15,007.54-22,511.32-3,914.20

Finding the Fourth Proportional to 15,007.54, 22,511.32 and 3,914.20

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Solution

The fourth proportional to 15,007.54, 22,511.32 and 3,914.20 is: 5,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,007.54 : 22,511.32 = 3,914.20 : x
  2. Step 2: Convert to fraction form
    15,007.54/22,511.32 = 3,914.20/x
  3. Step 3: Cross multiply
    15,007.54x = 22,511.32 × 3,914.20
  4. Step 4: Simplify right side
    15,007.54x = 88,113,808.74
  5. Step 5: Solve for x
    x = 88,113,808.74/15,007.54
  6. Step 6: Final answer
    x = 5,871.30

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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.