Home / 43,038.58-64,561.59-11,873.83

Finding the Fourth Proportional to 43,038.58, 64,561.59 and 11,873.83

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Solution

The fourth proportional to 43,038.58, 64,561.59 and 11,873.83 is: 17,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,038.58 : 64,561.59 = 11,873.83 : x
  2. Step 2: Convert to fraction form
    43,038.58/64,561.59 = 11,873.83/x
  3. Step 3: Cross multiply
    43,038.58x = 64,561.59 × 11,873.83
  4. Step 4: Simplify right side
    43,038.58x = 766,593,344.19
  5. Step 5: Solve for x
    x = 766,593,344.19/43,038.58
  6. Step 6: Final answer
    x = 17,811.77

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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.