Home / 40,437.98-55,804.77-22,287.70

Finding the Fourth Proportional to 40,437.98, 55,804.77 and 22,287.70

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Solution

The fourth proportional to 40,437.98, 55,804.77 and 22,287.70 is: 30,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,437.98 : 55,804.77 = 22,287.70 : x
  2. Step 2: Convert to fraction form
    40,437.98/55,804.77 = 22,287.70/x
  3. Step 3: Cross multiply
    40,437.98x = 55,804.77 × 22,287.70
  4. Step 4: Simplify right side
    40,437.98x = 1,243,759,832.82
  5. Step 5: Solve for x
    x = 1,243,759,832.82/40,437.98
  6. Step 6: Final answer
    x = 30,757.22

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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.