Home / 13,501.42-20,253.78-4,617.63

Finding the Fourth Proportional to 13,501.42, 20,253.78 and 4,617.63

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Solution

The fourth proportional to 13,501.42, 20,253.78 and 4,617.63 is: 6,927.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501.42 : 20,253.78 = 4,617.63 : x
  2. Step 2: Convert to fraction form
    13,501.42/20,253.78 = 4,617.63/x
  3. Step 3: Cross multiply
    13,501.42x = 20,253.78 × 4,617.63
  4. Step 4: Simplify right side
    13,501.42x = 93,524,462.14
  5. Step 5: Solve for x
    x = 93,524,462.14/13,501.42
  6. Step 6: Final answer
    x = 6,927.01

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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.