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Finding the Fourth Proportional to 24,602.65, 36,903.83 and 21,260.75

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Solution

The fourth proportional to 24,602.65, 36,903.83 and 21,260.75 is: 31,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,602.65 : 36,903.83 = 21,260.75 : x
  2. Step 2: Convert to fraction form
    24,602.65/36,903.83 = 21,260.75/x
  3. Step 3: Cross multiply
    24,602.65x = 36,903.83 × 21,260.75
  4. Step 4: Simplify right side
    24,602.65x = 784,602,812.85
  5. Step 5: Solve for x
    x = 784,602,812.85/24,602.65
  6. Step 6: Final answer
    x = 31,890.99

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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.