Home / 12,451.04-18,708.85-9,360.19

Finding the Fourth Proportional to 12,451.04, 18,708.85 and 9,360.19

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Solution

The fourth proportional to 12,451.04, 18,708.85 and 9,360.19 is: 14,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451.04 : 18,708.85 = 9,360.19 : x
  2. Step 2: Convert to fraction form
    12,451.04/18,708.85 = 9,360.19/x
  3. Step 3: Cross multiply
    12,451.04x = 18,708.85 × 9,360.19
  4. Step 4: Simplify right side
    12,451.04x = 175,118,330.36
  5. Step 5: Solve for x
    x = 175,118,330.36/12,451.04
  6. Step 6: Final answer
    x = 14,064.56

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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.