Home / 55,810.62-76,987.98-35,355.23

Finding the Fourth Proportional to 55,810.62, 76,987.98 and 35,355.23

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Solution

The fourth proportional to 55,810.62, 76,987.98 and 35,355.23 is: 48,770.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,810.62 : 76,987.98 = 35,355.23 : x
  2. Step 2: Convert to fraction form
    55,810.62/76,987.98 = 35,355.23/x
  3. Step 3: Cross multiply
    55,810.62x = 76,987.98 × 35,355.23
  4. Step 4: Simplify right side
    55,810.62x = 2,721,927,355.20
  5. Step 5: Solve for x
    x = 2,721,927,355.20/55,810.62
  6. Step 6: Final answer
    x = 48,770.78

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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.