Home / 15,661.80-23,492.70-9,084.60

Finding the Fourth Proportional to 15,661.80, 23,492.70 and 9,084.60

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Solution

The fourth proportional to 15,661.80, 23,492.70 and 9,084.60 is: 13,626.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661.80 : 23,492.70 = 9,084.60 : x
  2. Step 2: Convert to fraction form
    15,661.80/23,492.70 = 9,084.60/x
  3. Step 3: Cross multiply
    15,661.80x = 23,492.70 × 9,084.60
  4. Step 4: Simplify right side
    15,661.80x = 213,421,782.42
  5. Step 5: Solve for x
    x = 213,421,782.42/15,661.80
  6. Step 6: Final answer
    x = 13,626.90

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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.