Home / 15,236.30-22,861.26-9,688.20

Finding the Fourth Proportional to 15,236.30, 22,861.26 and 9,688.20

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Solution

The fourth proportional to 15,236.30, 22,861.26 and 9,688.20 is: 14,536.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.30 : 22,861.26 = 9,688.20 : x
  2. Step 2: Convert to fraction form
    15,236.30/22,861.26 = 9,688.20/x
  3. Step 3: Cross multiply
    15,236.30x = 22,861.26 × 9,688.20
  4. Step 4: Simplify right side
    15,236.30x = 221,484,459.13
  5. Step 5: Solve for x
    x = 221,484,459.13/15,236.30
  6. Step 6: Final answer
    x = 14,536.63

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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.