Home / 13,703.36-20,557.10-4,936.22

Finding the Fourth Proportional to 13,703.36, 20,557.10 and 4,936.22

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Solution

The fourth proportional to 13,703.36, 20,557.10 and 4,936.22 is: 7,405.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,703.36 : 20,557.10 = 4,936.22 : x
  2. Step 2: Convert to fraction form
    13,703.36/20,557.10 = 4,936.22/x
  3. Step 3: Cross multiply
    13,703.36x = 20,557.10 × 4,936.22
  4. Step 4: Simplify right side
    13,703.36x = 101,474,368.16
  5. Step 5: Solve for x
    x = 101,474,368.16/13,703.36
  6. Step 6: Final answer
    x = 7,405.07

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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.