Home / 15,533.34-21,442.26-9,244.50

Finding the Fourth Proportional to 15,533.34, 21,442.26 and 9,244.50

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Solution

The fourth proportional to 15,533.34, 21,442.26 and 9,244.50 is: 12,761.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533.34 : 21,442.26 = 9,244.50 : x
  2. Step 2: Convert to fraction form
    15,533.34/21,442.26 = 9,244.50/x
  3. Step 3: Cross multiply
    15,533.34x = 21,442.26 × 9,244.50
  4. Step 4: Simplify right side
    15,533.34x = 198,222,972.57
  5. Step 5: Solve for x
    x = 198,222,972.57/15,533.34
  6. Step 6: Final answer
    x = 12,761.13

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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.