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Finding the Fourth Proportional to 47,107.68, 65,008.10 and 26,964.20

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Solution

The fourth proportional to 47,107.68, 65,008.10 and 26,964.20 is: 37,210.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,107.68 : 65,008.10 = 26,964.20 : x
  2. Step 2: Convert to fraction form
    47,107.68/65,008.10 = 26,964.20/x
  3. Step 3: Cross multiply
    47,107.68x = 65,008.10 × 26,964.20
  4. Step 4: Simplify right side
    47,107.68x = 1,752,891,410.02
  5. Step 5: Solve for x
    x = 1,752,891,410.02/47,107.68
  6. Step 6: Final answer
    x = 37,210.31

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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.