Home / 10,848.20-16,272.30-9,228.20

Finding the Fourth Proportional to 10,848.20, 16,272.30 and 9,228.20

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Solution

The fourth proportional to 10,848.20, 16,272.30 and 9,228.20 is: 13,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,848.20 : 16,272.30 = 9,228.20 : x
  2. Step 2: Convert to fraction form
    10,848.20/16,272.30 = 9,228.20/x
  3. Step 3: Cross multiply
    10,848.20x = 16,272.30 × 9,228.20
  4. Step 4: Simplify right side
    10,848.20x = 150,164,038.86
  5. Step 5: Solve for x
    x = 150,164,038.86/10,848.20
  6. Step 6: Final answer
    x = 13,842.30

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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.