Home / 13,230.71-19,844.85-4,465.70

Finding the Fourth Proportional to 13,230.71, 19,844.85 and 4,465.70

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Solution

The fourth proportional to 13,230.71, 19,844.85 and 4,465.70 is: 6,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.71 : 19,844.85 = 4,465.70 : x
  2. Step 2: Convert to fraction form
    13,230.71/19,844.85 = 4,465.70/x
  3. Step 3: Cross multiply
    13,230.71x = 19,844.85 × 4,465.70
  4. Step 4: Simplify right side
    13,230.71x = 88,621,047.42
  5. Step 5: Solve for x
    x = 88,621,047.42/13,230.71
  6. Step 6: Final answer
    x = 6,698.13

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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.