Home / 11,254.16-16,856.28-9,057.36

Finding the Fourth Proportional to 11,254.16, 16,856.28 and 9,057.36

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Solution

The fourth proportional to 11,254.16, 16,856.28 and 9,057.36 is: 13,565.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.16 : 16,856.28 = 9,057.36 : x
  2. Step 2: Convert to fraction form
    11,254.16/16,856.28 = 9,057.36/x
  3. Step 3: Cross multiply
    11,254.16x = 16,856.28 × 9,057.36
  4. Step 4: Simplify right side
    11,254.16x = 152,673,396.22
  5. Step 5: Solve for x
    x = 152,673,396.22/11,254.16
  6. Step 6: Final answer
    x = 13,565.95

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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.