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Finding the Fourth Proportional to 35,216.16, 52,826.16 and 8,921.13

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Solution

The fourth proportional to 35,216.16, 52,826.16 and 8,921.13 is: 13,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,216.16 : 52,826.16 = 8,921.13 : x
  2. Step 2: Convert to fraction form
    35,216.16/52,826.16 = 8,921.13/x
  3. Step 3: Cross multiply
    35,216.16x = 52,826.16 × 8,921.13
  4. Step 4: Simplify right side
    35,216.16x = 471,269,040.76
  5. Step 5: Solve for x
    x = 471,269,040.76/35,216.16
  6. Step 6: Final answer
    x = 13,382.18

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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.