Home / 17,325.08-25,988.01-5,639.21

Finding the Fourth Proportional to 17,325.08, 25,988.01 and 5,639.21

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Solution

The fourth proportional to 17,325.08, 25,988.01 and 5,639.21 is: 8,458.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,325.08 : 25,988.01 = 5,639.21 : x
  2. Step 2: Convert to fraction form
    17,325.08/25,988.01 = 5,639.21/x
  3. Step 3: Cross multiply
    17,325.08x = 25,988.01 × 5,639.21
  4. Step 4: Simplify right side
    17,325.08x = 146,551,715.93
  5. Step 5: Solve for x
    x = 146,551,715.93/17,325.08
  6. Step 6: Final answer
    x = 8,458.94

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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.