Home / 30,224.50-45,032.97-28,526.82

Finding the Fourth Proportional to 30,224.50, 45,032.97 and 28,526.82

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Solution

The fourth proportional to 30,224.50, 45,032.97 and 28,526.82 is: 42,503.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,224.50 : 45,032.97 = 28,526.82 : x
  2. Step 2: Convert to fraction form
    30,224.50/45,032.97 = 28,526.82/x
  3. Step 3: Cross multiply
    30,224.50x = 45,032.97 × 28,526.82
  4. Step 4: Simplify right side
    30,224.50x = 1,284,647,429.26
  5. Step 5: Solve for x
    x = 1,284,647,429.26/30,224.50
  6. Step 6: Final answer
    x = 42,503.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.