Home / 58,772.62-88,140.21-19,320.64

Finding the Fourth Proportional to 58,772.62, 88,140.21 and 19,320.64

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Solution

The fourth proportional to 58,772.62, 88,140.21 and 19,320.64 is: 28,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,772.62 : 88,140.21 = 19,320.64 : x
  2. Step 2: Convert to fraction form
    58,772.62/88,140.21 = 19,320.64/x
  3. Step 3: Cross multiply
    58,772.62x = 88,140.21 × 19,320.64
  4. Step 4: Simplify right side
    58,772.62x = 1,702,925,266.93
  5. Step 5: Solve for x
    x = 1,702,925,266.93/58,772.62
  6. Step 6: Final answer
    x = 28,974.81

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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.