Home / 19,558.92-29,341.42-7,077.62

Finding the Fourth Proportional to 19,558.92, 29,341.42 and 7,077.62

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Solution

The fourth proportional to 19,558.92, 29,341.42 and 7,077.62 is: 10,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.92 : 29,341.42 = 7,077.62 : x
  2. Step 2: Convert to fraction form
    19,558.92/29,341.42 = 7,077.62/x
  3. Step 3: Cross multiply
    19,558.92x = 29,341.42 × 7,077.62
  4. Step 4: Simplify right side
    19,558.92x = 207,667,421.02
  5. Step 5: Solve for x
    x = 207,667,421.02/19,558.92
  6. Step 6: Final answer
    x = 10,617.53

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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.