Home / 39,958.02-55,141.56-22,962.06

Finding the Fourth Proportional to 39,958.02, 55,141.56 and 22,962.06

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Solution

The fourth proportional to 39,958.02, 55,141.56 and 22,962.06 is: 31,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,958.02 : 55,141.56 = 22,962.06 : x
  2. Step 2: Convert to fraction form
    39,958.02/55,141.56 = 22,962.06/x
  3. Step 3: Cross multiply
    39,958.02x = 55,141.56 × 22,962.06
  4. Step 4: Simplify right side
    39,958.02x = 1,266,163,809.21
  5. Step 5: Solve for x
    x = 1,266,163,809.21/39,958.02
  6. Step 6: Final answer
    x = 31,687.35

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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.