Home / 35,511.92-53,254.04-13,313.20

Finding the Fourth Proportional to 35,511.92, 53,254.04 and 13,313.20

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Solution

The fourth proportional to 35,511.92, 53,254.04 and 13,313.20 is: 19,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,511.92 : 53,254.04 = 13,313.20 : x
  2. Step 2: Convert to fraction form
    35,511.92/53,254.04 = 13,313.20/x
  3. Step 3: Cross multiply
    35,511.92x = 53,254.04 × 13,313.20
  4. Step 4: Simplify right side
    35,511.92x = 708,981,352.49
  5. Step 5: Solve for x
    x = 708,981,352.49/35,511.92
  6. Step 6: Final answer
    x = 19,964.60

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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.