Home / 20,184.84-30,239.60-14,624.60

Finding the Fourth Proportional to 20,184.84, 30,239.60 and 14,624.60

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Solution

The fourth proportional to 20,184.84, 30,239.60 and 14,624.60 is: 21,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184.84 : 30,239.60 = 14,624.60 : x
  2. Step 2: Convert to fraction form
    20,184.84/30,239.60 = 14,624.60/x
  3. Step 3: Cross multiply
    20,184.84x = 30,239.60 × 14,624.60
  4. Step 4: Simplify right side
    20,184.84x = 442,241,829.84
  5. Step 5: Solve for x
    x = 442,241,829.84/20,184.84
  6. Step 6: Final answer
    x = 21,909.60

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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.