Home / 13,593.14-20,384.16-5,271.56

Finding the Fourth Proportional to 13,593.14, 20,384.16 and 5,271.56

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Solution

The fourth proportional to 13,593.14, 20,384.16 and 5,271.56 is: 7,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.14 : 20,384.16 = 5,271.56 : x
  2. Step 2: Convert to fraction form
    13,593.14/20,384.16 = 5,271.56/x
  3. Step 3: Cross multiply
    13,593.14x = 20,384.16 × 5,271.56
  4. Step 4: Simplify right side
    13,593.14x = 107,456,322.49
  5. Step 5: Solve for x
    x = 107,456,322.49/13,593.14
  6. Step 6: Final answer
    x = 7,905.19

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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.