Home / 32,028.62-44,220.06-20,715.45

Finding the Fourth Proportional to 32,028.62, 44,220.06 and 20,715.45

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Solution

The fourth proportional to 32,028.62, 44,220.06 and 20,715.45 is: 28,600.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,028.62 : 44,220.06 = 20,715.45 : x
  2. Step 2: Convert to fraction form
    32,028.62/44,220.06 = 20,715.45/x
  3. Step 3: Cross multiply
    32,028.62x = 44,220.06 × 20,715.45
  4. Step 4: Simplify right side
    32,028.62x = 916,038,441.93
  5. Step 5: Solve for x
    x = 916,038,441.93/32,028.62
  6. Step 6: Final answer
    x = 28,600.63

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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.