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Finding the Fourth Proportional to 9,551.40, 14,327.10 and 9,405.60

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Solution

The fourth proportional to 9,551.40, 14,327.10 and 9,405.60 is: 14,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.40 : 14,327.10 = 9,405.60 : x
  2. Step 2: Convert to fraction form
    9,551.40/14,327.10 = 9,405.60/x
  3. Step 3: Cross multiply
    9,551.40x = 14,327.10 × 9,405.60
  4. Step 4: Simplify right side
    9,551.40x = 134,754,971.76
  5. Step 5: Solve for x
    x = 134,754,971.76/9,551.40
  6. Step 6: Final answer
    x = 14,108.40

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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.