Home / 39,150.01-58,712.68-12,848.64

Finding the Fourth Proportional to 39,150.01, 58,712.68 and 12,848.64

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Solution

The fourth proportional to 39,150.01, 58,712.68 and 12,848.64 is: 19,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,150.01 : 58,712.68 = 12,848.64 : x
  2. Step 2: Convert to fraction form
    39,150.01/58,712.68 = 12,848.64/x
  3. Step 3: Cross multiply
    39,150.01x = 58,712.68 × 12,848.64
  4. Step 4: Simplify right side
    39,150.01x = 754,378,088.76
  5. Step 5: Solve for x
    x = 754,378,088.76/39,150.01
  6. Step 6: Final answer
    x = 19,268.91

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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.