Home / 13,719.42-20,585.09-4,841.10

Finding the Fourth Proportional to 13,719.42, 20,585.09 and 4,841.10

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Solution

The fourth proportional to 13,719.42, 20,585.09 and 4,841.10 is: 7,263.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719.42 : 20,585.09 = 4,841.10 : x
  2. Step 2: Convert to fraction form
    13,719.42/20,585.09 = 4,841.10/x
  3. Step 3: Cross multiply
    13,719.42x = 20,585.09 × 4,841.10
  4. Step 4: Simplify right side
    13,719.42x = 99,654,454.99
  5. Step 5: Solve for x
    x = 99,654,454.99/13,719.42
  6. Step 6: Final answer
    x = 7,263.75

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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.