Home / 10,845.48-16,242.14-9,276.50

Finding the Fourth Proportional to 10,845.48, 16,242.14 and 9,276.50

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Solution

The fourth proportional to 10,845.48, 16,242.14 and 9,276.50 is: 13,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.48 : 16,242.14 = 9,276.50 : x
  2. Step 2: Convert to fraction form
    10,845.48/16,242.14 = 9,276.50/x
  3. Step 3: Cross multiply
    10,845.48x = 16,242.14 × 9,276.50
  4. Step 4: Simplify right side
    10,845.48x = 150,670,211.71
  5. Step 5: Solve for x
    x = 150,670,211.71/10,845.48
  6. Step 6: Final answer
    x = 13,892.44

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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.