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Finding the Fourth Proportional to 30,546.71, 45,821.58 and 9,501.09

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Solution

The fourth proportional to 30,546.71, 45,821.58 and 9,501.09 is: 14,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,546.71 : 45,821.58 = 9,501.09 : x
  2. Step 2: Convert to fraction form
    30,546.71/45,821.58 = 9,501.09/x
  3. Step 3: Cross multiply
    30,546.71x = 45,821.58 × 9,501.09
  4. Step 4: Simplify right side
    30,546.71x = 435,354,955.52
  5. Step 5: Solve for x
    x = 435,354,955.52/30,546.71
  6. Step 6: Final answer
    x = 14,252.11

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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.