Home / 21,899.84-32,854.62-6,316.26

Finding the Fourth Proportional to 21,899.84, 32,854.62 and 6,316.26

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Solution

The fourth proportional to 21,899.84, 32,854.62 and 6,316.26 is: 9,475.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,899.84 : 32,854.62 = 6,316.26 : x
  2. Step 2: Convert to fraction form
    21,899.84/32,854.62 = 6,316.26/x
  3. Step 3: Cross multiply
    21,899.84x = 32,854.62 × 6,316.26
  4. Step 4: Simplify right side
    21,899.84x = 207,518,322.12
  5. Step 5: Solve for x
    x = 207,518,322.12/21,899.84
  6. Step 6: Final answer
    x = 9,475.79

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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.