Home / 13,557.24-20,336.47-5,958.02

Finding the Fourth Proportional to 13,557.24, 20,336.47 and 5,958.02

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Solution

The fourth proportional to 13,557.24, 20,336.47 and 5,958.02 is: 8,937.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,557.24 : 20,336.47 = 5,958.02 : x
  2. Step 2: Convert to fraction form
    13,557.24/20,336.47 = 5,958.02/x
  3. Step 3: Cross multiply
    13,557.24x = 20,336.47 × 5,958.02
  4. Step 4: Simplify right side
    13,557.24x = 121,165,094.99
  5. Step 5: Solve for x
    x = 121,165,094.99/13,557.24
  6. Step 6: Final answer
    x = 8,937.30

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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.