Home / 17,172.81-25,761.65-5,483.30

Finding the Fourth Proportional to 17,172.81, 25,761.65 and 5,483.30

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Solution

The fourth proportional to 17,172.81, 25,761.65 and 5,483.30 is: 8,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.81 : 25,761.65 = 5,483.30 : x
  2. Step 2: Convert to fraction form
    17,172.81/25,761.65 = 5,483.30/x
  3. Step 3: Cross multiply
    17,172.81x = 25,761.65 × 5,483.30
  4. Step 4: Simplify right side
    17,172.81x = 141,258,699.22
  5. Step 5: Solve for x
    x = 141,258,699.22/17,172.81
  6. Step 6: Final answer
    x = 8,225.72

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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.