Home / 19,002.27-28,495.11-7,307.25

Finding the Fourth Proportional to 19,002.27, 28,495.11 and 7,307.25

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Solution

The fourth proportional to 19,002.27, 28,495.11 and 7,307.25 is: 10,957.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.27 : 28,495.11 = 7,307.25 : x
  2. Step 2: Convert to fraction form
    19,002.27/28,495.11 = 7,307.25/x
  3. Step 3: Cross multiply
    19,002.27x = 28,495.11 × 7,307.25
  4. Step 4: Simplify right side
    19,002.27x = 208,220,892.55
  5. Step 5: Solve for x
    x = 208,220,892.55/19,002.27
  6. Step 6: Final answer
    x = 10,957.69

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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.