Home / 19,558.71-29,340.53-9,563.79

Finding the Fourth Proportional to 19,558.71, 29,340.53 and 9,563.79

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Solution

The fourth proportional to 19,558.71, 29,340.53 and 9,563.79 is: 14,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.71 : 29,340.53 = 9,563.79 : x
  2. Step 2: Convert to fraction form
    19,558.71/29,340.53 = 9,563.79/x
  3. Step 3: Cross multiply
    19,558.71x = 29,340.53 × 9,563.79
  4. Step 4: Simplify right side
    19,558.71x = 280,606,667.41
  5. Step 5: Solve for x
    x = 280,606,667.41/19,558.71
  6. Step 6: Final answer
    x = 14,346.89

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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.