Home / 13,043.12-19,564.67-5,250.11

Finding the Fourth Proportional to 13,043.12, 19,564.67 and 5,250.11

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Solution

The fourth proportional to 13,043.12, 19,564.67 and 5,250.11 is: 7,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.12 : 19,564.67 = 5,250.11 : x
  2. Step 2: Convert to fraction form
    13,043.12/19,564.67 = 5,250.11/x
  3. Step 3: Cross multiply
    13,043.12x = 19,564.67 × 5,250.11
  4. Step 4: Simplify right side
    13,043.12x = 102,716,545.54
  5. Step 5: Solve for x
    x = 102,716,545.54/13,043.12
  6. Step 6: Final answer
    x = 7,875.15

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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.