Home / 35,576.28-53,364.96-12,219.12

Finding the Fourth Proportional to 35,576.28, 53,364.96 and 12,219.12

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Solution

The fourth proportional to 35,576.28, 53,364.96 and 12,219.12 is: 18,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,576.28 : 53,364.96 = 12,219.12 : x
  2. Step 2: Convert to fraction form
    35,576.28/53,364.96 = 12,219.12/x
  3. Step 3: Cross multiply
    35,576.28x = 53,364.96 × 12,219.12
  4. Step 4: Simplify right side
    35,576.28x = 652,072,850.04
  5. Step 5: Solve for x
    x = 652,072,850.04/35,576.28
  6. Step 6: Final answer
    x = 18,328.87

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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.