Home / 13,025.08-19,547.95-6,786.87

Finding the Fourth Proportional to 13,025.08, 19,547.95 and 6,786.87

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Solution

The fourth proportional to 13,025.08, 19,547.95 and 6,786.87 is: 10,185.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.08 : 19,547.95 = 6,786.87 : x
  2. Step 2: Convert to fraction form
    13,025.08/19,547.95 = 6,786.87/x
  3. Step 3: Cross multiply
    13,025.08x = 19,547.95 × 6,786.87
  4. Step 4: Simplify right side
    13,025.08x = 132,669,395.42
  5. Step 5: Solve for x
    x = 132,669,395.42/13,025.08
  6. Step 6: Final answer
    x = 10,185.69

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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.