Home / 20,627.10-30,935.70-9,523.13

Finding the Fourth Proportional to 20,627.10, 30,935.70 and 9,523.13

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Solution

The fourth proportional to 20,627.10, 30,935.70 and 9,523.13 is: 14,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,627.10 : 30,935.70 = 9,523.13 : x
  2. Step 2: Convert to fraction form
    20,627.10/30,935.70 = 9,523.13/x
  3. Step 3: Cross multiply
    20,627.10x = 30,935.70 × 9,523.13
  4. Step 4: Simplify right side
    20,627.10x = 294,604,490.45
  5. Step 5: Solve for x
    x = 294,604,490.45/20,627.10
  6. Step 6: Final answer
    x = 14,282.40

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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.