Home / 13,865.24-19,142.51-9,024.59

Finding the Fourth Proportional to 13,865.24, 19,142.51 and 9,024.59

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Solution

The fourth proportional to 13,865.24, 19,142.51 and 9,024.59 is: 12,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865.24 : 19,142.51 = 9,024.59 : x
  2. Step 2: Convert to fraction form
    13,865.24/19,142.51 = 9,024.59/x
  3. Step 3: Cross multiply
    13,865.24x = 19,142.51 × 9,024.59
  4. Step 4: Simplify right side
    13,865.24x = 172,753,163.49
  5. Step 5: Solve for x
    x = 172,753,163.49/13,865.24
  6. Step 6: Final answer
    x = 12,459.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.