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Finding the Fourth Proportional to 25,307.72, 37,962.60 and 9,511.10

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Solution

The fourth proportional to 25,307.72, 37,962.60 and 9,511.10 is: 14,267.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.72 : 37,962.60 = 9,511.10 : x
  2. Step 2: Convert to fraction form
    25,307.72/37,962.60 = 9,511.10/x
  3. Step 3: Cross multiply
    25,307.72x = 37,962.60 × 9,511.10
  4. Step 4: Simplify right side
    25,307.72x = 361,066,084.86
  5. Step 5: Solve for x
    x = 361,066,084.86/25,307.72
  6. Step 6: Final answer
    x = 14,267.03

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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.