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Finding the Fourth Proportional to 30,335.46, 45,510.44 and 9,558.96

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Solution

The fourth proportional to 30,335.46, 45,510.44 and 9,558.96 is: 14,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335.46 : 45,510.44 = 9,558.96 : x
  2. Step 2: Convert to fraction form
    30,335.46/45,510.44 = 9,558.96/x
  3. Step 3: Cross multiply
    30,335.46x = 45,510.44 × 9,558.96
  4. Step 4: Simplify right side
    30,335.46x = 435,032,427.75
  5. Step 5: Solve for x
    x = 435,032,427.75/30,335.46
  6. Step 6: Final answer
    x = 14,340.72

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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.