Home / 29,805.20-44,707.80-19,307.60

Finding the Fourth Proportional to 29,805.20, 44,707.80 and 19,307.60

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Solution

The fourth proportional to 29,805.20, 44,707.80 and 19,307.60 is: 28,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,805.20 : 44,707.80 = 19,307.60 : x
  2. Step 2: Convert to fraction form
    29,805.20/44,707.80 = 19,307.60/x
  3. Step 3: Cross multiply
    29,805.20x = 44,707.80 × 19,307.60
  4. Step 4: Simplify right side
    29,805.20x = 863,200,319.28
  5. Step 5: Solve for x
    x = 863,200,319.28/29,805.20
  6. Step 6: Final answer
    x = 28,961.40

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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.