Home / 35,947.12-49,592.64-21,794.80

Finding the Fourth Proportional to 35,947.12, 49,592.64 and 21,794.80

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Solution

The fourth proportional to 35,947.12, 49,592.64 and 21,794.80 is: 30,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,947.12 : 49,592.64 = 21,794.80 : x
  2. Step 2: Convert to fraction form
    35,947.12/49,592.64 = 21,794.80/x
  3. Step 3: Cross multiply
    35,947.12x = 49,592.64 × 21,794.80
  4. Step 4: Simplify right side
    35,947.12x = 1,080,861,670.27
  5. Step 5: Solve for x
    x = 1,080,861,670.27/35,947.12
  6. Step 6: Final answer
    x = 30,068.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.