Home / 51,909.80-71,637.01-29,249.06

Finding the Fourth Proportional to 51,909.80, 71,637.01 and 29,249.06

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Solution

The fourth proportional to 51,909.80, 71,637.01 and 29,249.06 is: 40,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,909.80 : 71,637.01 = 29,249.06 : x
  2. Step 2: Convert to fraction form
    51,909.80/71,637.01 = 29,249.06/x
  3. Step 3: Cross multiply
    51,909.80x = 71,637.01 × 29,249.06
  4. Step 4: Simplify right side
    51,909.80x = 2,095,314,772.40
  5. Step 5: Solve for x
    x = 2,095,314,772.40/51,909.80
  6. Step 6: Final answer
    x = 40,364.54

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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.