Home / 39,962.65-55,144.53-22,056.51

Finding the Fourth Proportional to 39,962.65, 55,144.53 and 22,056.51

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Solution

The fourth proportional to 39,962.65, 55,144.53 and 22,056.51 is: 30,435.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,962.65 : 55,144.53 = 22,056.51 : x
  2. Step 2: Convert to fraction form
    39,962.65/55,144.53 = 22,056.51/x
  3. Step 3: Cross multiply
    39,962.65x = 55,144.53 × 22,056.51
  4. Step 4: Simplify right side
    39,962.65x = 1,216,295,877.39
  5. Step 5: Solve for x
    x = 1,216,295,877.39/39,962.65
  6. Step 6: Final answer
    x = 30,435.82

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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.