Home / 20,630.07-30,946.74-5,839.08

Finding the Fourth Proportional to 20,630.07, 30,946.74 and 5,839.08

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Solution

The fourth proportional to 20,630.07, 30,946.74 and 5,839.08 is: 8,759.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,630.07 : 30,946.74 = 5,839.08 : x
  2. Step 2: Convert to fraction form
    20,630.07/30,946.74 = 5,839.08/x
  3. Step 3: Cross multiply
    20,630.07x = 30,946.74 × 5,839.08
  4. Step 4: Simplify right side
    20,630.07x = 180,700,490.60
  5. Step 5: Solve for x
    x = 180,700,490.60/20,630.07
  6. Step 6: Final answer
    x = 8,759.08

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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.