Home / 63,829.96-95,685.39-21,681.20

Finding the Fourth Proportional to 63,829.96, 95,685.39 and 21,681.20

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Solution

The fourth proportional to 63,829.96, 95,685.39 and 21,681.20 is: 32,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,829.96 : 95,685.39 = 21,681.20 : x
  2. Step 2: Convert to fraction form
    63,829.96/95,685.39 = 21,681.20/x
  3. Step 3: Cross multiply
    63,829.96x = 95,685.39 × 21,681.20
  4. Step 4: Simplify right side
    63,829.96x = 2,074,574,316.88
  5. Step 5: Solve for x
    x = 2,074,574,316.88/63,829.96
  6. Step 6: Final answer
    x = 32,501.58

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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.