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Finding the Fourth Proportional to 14,511.06, 20,025 and 9,465.72

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Solution

The fourth proportional to 14,511.06, 20,025 and 9,465.72 is: 13,062.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.06 : 20,025 = 9,465.72 : x
  2. Step 2: Convert to fraction form
    14,511.06/20,025 = 9,465.72/x
  3. Step 3: Cross multiply
    14,511.06x = 20,025 × 9,465.72
  4. Step 4: Simplify right side
    14,511.06x = 189,551,043
  5. Step 5: Solve for x
    x = 189,551,043/14,511.06
  6. Step 6: Final answer
    x = 13,062.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.