Home / 15,554.30-23,331.45-8,531.60

Finding the Fourth Proportional to 15,554.30, 23,331.45 and 8,531.60

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Solution

The fourth proportional to 15,554.30, 23,331.45 and 8,531.60 is: 12,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.30 : 23,331.45 = 8,531.60 : x
  2. Step 2: Convert to fraction form
    15,554.30/23,331.45 = 8,531.60/x
  3. Step 3: Cross multiply
    15,554.30x = 23,331.45 × 8,531.60
  4. Step 4: Simplify right side
    15,554.30x = 199,054,598.82
  5. Step 5: Solve for x
    x = 199,054,598.82/15,554.30
  6. Step 6: Final answer
    x = 12,797.40

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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.