Home / 40,933.93-61,433.70-21,218.13

Finding the Fourth Proportional to 40,933.93, 61,433.70 and 21,218.13

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Solution

The fourth proportional to 40,933.93, 61,433.70 and 21,218.13 is: 31,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,933.93 : 61,433.70 = 21,218.13 : x
  2. Step 2: Convert to fraction form
    40,933.93/61,433.70 = 21,218.13/x
  3. Step 3: Cross multiply
    40,933.93x = 61,433.70 × 21,218.13
  4. Step 4: Simplify right side
    40,933.93x = 1,303,508,232.98
  5. Step 5: Solve for x
    x = 1,303,508,232.98/40,933.93
  6. Step 6: Final answer
    x = 31,844.20

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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.