Home / 32,140.98-48,128.40-22,176.45

Finding the Fourth Proportional to 32,140.98, 48,128.40 and 22,176.45

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Solution

The fourth proportional to 32,140.98, 48,128.40 and 22,176.45 is: 33,207.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,140.98 : 48,128.40 = 22,176.45 : x
  2. Step 2: Convert to fraction form
    32,140.98/48,128.40 = 22,176.45/x
  3. Step 3: Cross multiply
    32,140.98x = 48,128.40 × 22,176.45
  4. Step 4: Simplify right side
    32,140.98x = 1,067,317,056.18
  5. Step 5: Solve for x
    x = 1,067,317,056.18/32,140.98
  6. Step 6: Final answer
    x = 33,207.36

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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.