Home / 15,328.89-22,992.78-4,236.21

Finding the Fourth Proportional to 15,328.89, 22,992.78 and 4,236.21

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Solution

The fourth proportional to 15,328.89, 22,992.78 and 4,236.21 is: 6,354.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328.89 : 22,992.78 = 4,236.21 : x
  2. Step 2: Convert to fraction form
    15,328.89/22,992.78 = 4,236.21/x
  3. Step 3: Cross multiply
    15,328.89x = 22,992.78 × 4,236.21
  4. Step 4: Simplify right side
    15,328.89x = 97,402,244.56
  5. Step 5: Solve for x
    x = 97,402,244.56/15,328.89
  6. Step 6: Final answer
    x = 6,354.16

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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.