Home / 22,534.31-31,098.53-12,975.64

Finding the Fourth Proportional to 22,534.31, 31,098.53 and 12,975.64

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Solution

The fourth proportional to 22,534.31, 31,098.53 and 12,975.64 is: 17,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,534.31 : 31,098.53 = 12,975.64 : x
  2. Step 2: Convert to fraction form
    22,534.31/31,098.53 = 12,975.64/x
  3. Step 3: Cross multiply
    22,534.31x = 31,098.53 × 12,975.64
  4. Step 4: Simplify right side
    22,534.31x = 403,523,284.50
  5. Step 5: Solve for x
    x = 403,523,284.50/22,534.31
  6. Step 6: Final answer
    x = 17,907.06

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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.