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Finding the Fourth Proportional to 58,065.70, 87,098.69 and 15,946.37

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Solution

The fourth proportional to 58,065.70, 87,098.69 and 15,946.37 is: 23,919.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,065.70 : 87,098.69 = 15,946.37 : x
  2. Step 2: Convert to fraction form
    58,065.70/87,098.69 = 15,946.37/x
  3. Step 3: Cross multiply
    58,065.70x = 87,098.69 × 15,946.37
  4. Step 4: Simplify right side
    58,065.70x = 1,388,907,937.26
  5. Step 5: Solve for x
    x = 1,388,907,937.26/58,065.70
  6. Step 6: Final answer
    x = 23,919.59

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1.5x scale

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.