Home / 13,057.52-19,586.07-5,266.13

Finding the Fourth Proportional to 13,057.52, 19,586.07 and 5,266.13

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Solution

The fourth proportional to 13,057.52, 19,586.07 and 5,266.13 is: 7,899.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057.52 : 19,586.07 = 5,266.13 : x
  2. Step 2: Convert to fraction form
    13,057.52/19,586.07 = 5,266.13/x
  3. Step 3: Cross multiply
    13,057.52x = 19,586.07 × 5,266.13
  4. Step 4: Simplify right side
    13,057.52x = 103,142,692.88
  5. Step 5: Solve for x
    x = 103,142,692.88/13,057.52
  6. Step 6: Final answer
    x = 7,899.11

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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.