Home / 10,280.33-15,421.25-9,056.22

Finding the Fourth Proportional to 10,280.33, 15,421.25 and 9,056.22

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Solution

The fourth proportional to 10,280.33, 15,421.25 and 9,056.22 is: 13,584.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.33 : 15,421.25 = 9,056.22 : x
  2. Step 2: Convert to fraction form
    10,280.33/15,421.25 = 9,056.22/x
  3. Step 3: Cross multiply
    10,280.33x = 15,421.25 × 9,056.22
  4. Step 4: Simplify right side
    10,280.33x = 139,658,197.49
  5. Step 5: Solve for x
    x = 139,658,197.49/10,280.33
  6. Step 6: Final answer
    x = 13,584.99

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Similar ratio
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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.