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Finding the Fourth Proportional to 30,393.02, 45,588.99 and 9,616.52

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Solution

The fourth proportional to 30,393.02, 45,588.99 and 9,616.52 is: 14,424.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,393.02 : 45,588.99 = 9,616.52 : x
  2. Step 2: Convert to fraction form
    30,393.02/45,588.99 = 9,616.52/x
  3. Step 3: Cross multiply
    30,393.02x = 45,588.99 × 9,616.52
  4. Step 4: Simplify right side
    30,393.02x = 438,407,434.11
  5. Step 5: Solve for x
    x = 438,407,434.11/30,393.02
  6. Step 6: Final answer
    x = 14,424.61

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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.