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Finding the Fourth Proportional to 30,557.79, 45,843.75 and 9,496.71

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Solution

The fourth proportional to 30,557.79, 45,843.75 and 9,496.71 is: 14,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,557.79 : 45,843.75 = 9,496.71 : x
  2. Step 2: Convert to fraction form
    30,557.79/45,843.75 = 9,496.71/x
  3. Step 3: Cross multiply
    30,557.79x = 45,843.75 × 9,496.71
  4. Step 4: Simplify right side
    30,557.79x = 435,364,799.06
  5. Step 5: Solve for x
    x = 435,364,799.06/30,557.79
  6. Step 6: Final answer
    x = 14,247.26

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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.