Home / 12,335.68-18,499.34-4,013.64

Finding the Fourth Proportional to 12,335.68, 18,499.34 and 4,013.64

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Solution

The fourth proportional to 12,335.68, 18,499.34 and 4,013.64 is: 6,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335.68 : 18,499.34 = 4,013.64 : x
  2. Step 2: Convert to fraction form
    12,335.68/18,499.34 = 4,013.64/x
  3. Step 3: Cross multiply
    12,335.68x = 18,499.34 × 4,013.64
  4. Step 4: Simplify right side
    12,335.68x = 74,249,691.00
  5. Step 5: Solve for x
    x = 74,249,691.00/12,335.68
  6. Step 6: Final answer
    x = 6,019.10

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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.