Home / 32,201.47-48,239.65-18,118.55

Finding the Fourth Proportional to 32,201.47, 48,239.65 and 18,118.55

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Solution

The fourth proportional to 32,201.47, 48,239.65 and 18,118.55 is: 27,142.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,201.47 : 48,239.65 = 18,118.55 : x
  2. Step 2: Convert to fraction form
    32,201.47/48,239.65 = 18,118.55/x
  3. Step 3: Cross multiply
    32,201.47x = 48,239.65 × 18,118.55
  4. Step 4: Simplify right side
    32,201.47x = 874,032,510.51
  5. Step 5: Solve for x
    x = 874,032,510.51/32,201.47
  6. Step 6: Final answer
    x = 27,142.63

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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.