Home / 43,011.64-64,538.59-19,335.91

Finding the Fourth Proportional to 43,011.64, 64,538.59 and 19,335.91

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Solution

The fourth proportional to 43,011.64, 64,538.59 and 19,335.91 is: 29,013.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,011.64 : 64,538.59 = 19,335.91 : x
  2. Step 2: Convert to fraction form
    43,011.64/64,538.59 = 19,335.91/x
  3. Step 3: Cross multiply
    43,011.64x = 64,538.59 × 19,335.91
  4. Step 4: Simplify right side
    43,011.64x = 1,247,912,158.08
  5. Step 5: Solve for x
    x = 1,247,912,158.08/43,011.64
  6. Step 6: Final answer
    x = 29,013.36

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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.