Home / 16,817.96-25,226-5,130.26

Finding the Fourth Proportional to 16,817.96, 25,226 and 5,130.26

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Solution

The fourth proportional to 16,817.96, 25,226 and 5,130.26 is: 7,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.96 : 25,226 = 5,130.26 : x
  2. Step 2: Convert to fraction form
    16,817.96/25,226 = 5,130.26/x
  3. Step 3: Cross multiply
    16,817.96x = 25,226 × 5,130.26
  4. Step 4: Simplify right side
    16,817.96x = 129,415,938.76
  5. Step 5: Solve for x
    x = 129,415,938.76/16,817.96
  6. Step 6: Final answer
    x = 7,695.10

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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.