Home / 13,032.10-19,543.28-5,238.28

Finding the Fourth Proportional to 13,032.10, 19,543.28 and 5,238.28

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Solution

The fourth proportional to 13,032.10, 19,543.28 and 5,238.28 is: 7,855.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.10 : 19,543.28 = 5,238.28 : x
  2. Step 2: Convert to fraction form
    13,032.10/19,543.28 = 5,238.28/x
  3. Step 3: Cross multiply
    13,032.10x = 19,543.28 × 5,238.28
  4. Step 4: Simplify right side
    13,032.10x = 102,373,172.76
  5. Step 5: Solve for x
    x = 102,373,172.76/13,032.10
  6. Step 6: Final answer
    x = 7,855.46

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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.