Home / 13,746.96-18,962.28-12,067.02

Finding the Fourth Proportional to 13,746.96, 18,962.28 and 12,067.02

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Solution

The fourth proportional to 13,746.96, 18,962.28 and 12,067.02 is: 16,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746.96 : 18,962.28 = 12,067.02 : x
  2. Step 2: Convert to fraction form
    13,746.96/18,962.28 = 12,067.02/x
  3. Step 3: Cross multiply
    13,746.96x = 18,962.28 × 12,067.02
  4. Step 4: Simplify right side
    13,746.96x = 228,818,212.01
  5. Step 5: Solve for x
    x = 228,818,212.01/13,746.96
  6. Step 6: Final answer
    x = 16,645.00

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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.