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Finding the Fourth Proportional to 52,574.96, 78,796.80 and 26,287.22

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Solution

The fourth proportional to 52,574.96, 78,796.80 and 26,287.22 is: 39,398.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,574.96 : 78,796.80 = 26,287.22 : x
  2. Step 2: Convert to fraction form
    52,574.96/78,796.80 = 26,287.22/x
  3. Step 3: Cross multiply
    52,574.96x = 78,796.80 × 26,287.22
  4. Step 4: Simplify right side
    52,574.96x = 2,071,348,422.91
  5. Step 5: Solve for x
    x = 2,071,348,422.91/52,574.96
  6. Step 6: Final answer
    x = 39,398.01

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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.