Home / 21,546.10-32,331.66-9,065.32

Finding the Fourth Proportional to 21,546.10, 32,331.66 and 9,065.32

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Solution

The fourth proportional to 21,546.10, 32,331.66 and 9,065.32 is: 13,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546.10 : 32,331.66 = 9,065.32 : x
  2. Step 2: Convert to fraction form
    21,546.10/32,331.66 = 9,065.32/x
  3. Step 3: Cross multiply
    21,546.10x = 32,331.66 × 9,065.32
  4. Step 4: Simplify right side
    21,546.10x = 293,096,729.21
  5. Step 5: Solve for x
    x = 293,096,729.21/21,546.10
  6. Step 6: Final answer
    x = 13,603.24

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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.