Home / 13,233.51-19,855.13-5,442.93

Finding the Fourth Proportional to 13,233.51, 19,855.13 and 5,442.93

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Solution

The fourth proportional to 13,233.51, 19,855.13 and 5,442.93 is: 8,166.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.51 : 19,855.13 = 5,442.93 : x
  2. Step 2: Convert to fraction form
    13,233.51/19,855.13 = 5,442.93/x
  3. Step 3: Cross multiply
    13,233.51x = 19,855.13 × 5,442.93
  4. Step 4: Simplify right side
    13,233.51x = 108,070,055.52
  5. Step 5: Solve for x
    x = 108,070,055.52/13,233.51
  6. Step 6: Final answer
    x = 8,166.39

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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.