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Finding the Fourth Proportional to 20,594.68, 30,898.17 and 14,602.30

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Solution

The fourth proportional to 20,594.68, 30,898.17 and 14,602.30 is: 21,907.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.68 : 30,898.17 = 14,602.30 : x
  2. Step 2: Convert to fraction form
    20,594.68/30,898.17 = 14,602.30/x
  3. Step 3: Cross multiply
    20,594.68x = 30,898.17 × 14,602.30
  4. Step 4: Simplify right side
    20,594.68x = 451,184,347.79
  5. Step 5: Solve for x
    x = 451,184,347.79/20,594.68
  6. Step 6: Final answer
    x = 21,907.81

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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.