Home / 64,985.92-97,488.17-20,011.08

Finding the Fourth Proportional to 64,985.92, 97,488.17 and 20,011.08

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Solution

The fourth proportional to 64,985.92, 97,488.17 and 20,011.08 is: 30,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,985.92 : 97,488.17 = 20,011.08 : x
  2. Step 2: Convert to fraction form
    64,985.92/97,488.17 = 20,011.08/x
  3. Step 3: Cross multiply
    64,985.92x = 97,488.17 × 20,011.08
  4. Step 4: Simplify right side
    64,985.92x = 1,950,843,568.92
  5. Step 5: Solve for x
    x = 1,950,843,568.92/64,985.92
  6. Step 6: Final answer
    x = 30,019.48

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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.