Home / 12,473.08-18,705.96-10,276.36

Finding the Fourth Proportional to 12,473.08, 18,705.96 and 10,276.36

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Solution

The fourth proportional to 12,473.08, 18,705.96 and 10,276.36 is: 15,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.08 : 18,705.96 = 10,276.36 : x
  2. Step 2: Convert to fraction form
    12,473.08/18,705.96 = 10,276.36/x
  3. Step 3: Cross multiply
    12,473.08x = 18,705.96 × 10,276.36
  4. Step 4: Simplify right side
    12,473.08x = 192,229,179.11
  5. Step 5: Solve for x
    x = 192,229,179.11/12,473.08
  6. Step 6: Final answer
    x = 15,411.52

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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.