Home / 39,941.36-55,117-22,933.80

Finding the Fourth Proportional to 39,941.36, 55,117 and 22,933.80

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Solution

The fourth proportional to 39,941.36, 55,117 and 22,933.80 is: 31,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,941.36 : 55,117 = 22,933.80 : x
  2. Step 2: Convert to fraction form
    39,941.36/55,117 = 22,933.80/x
  3. Step 3: Cross multiply
    39,941.36x = 55,117 × 22,933.80
  4. Step 4: Simplify right side
    39,941.36x = 1,264,042,254.60
  5. Step 5: Solve for x
    x = 1,264,042,254.60/39,941.36
  6. Step 6: Final answer
    x = 31,647.45

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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.