Home / 19,558.38-29,337.57-4,767.18

Finding the Fourth Proportional to 19,558.38, 29,337.57 and 4,767.18

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Solution

The fourth proportional to 19,558.38, 29,337.57 and 4,767.18 is: 7,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.38 : 29,337.57 = 4,767.18 : x
  2. Step 2: Convert to fraction form
    19,558.38/29,337.57 = 4,767.18/x
  3. Step 3: Cross multiply
    19,558.38x = 29,337.57 × 4,767.18
  4. Step 4: Simplify right side
    19,558.38x = 139,857,476.95
  5. Step 5: Solve for x
    x = 139,857,476.95/19,558.38
  6. Step 6: Final answer
    x = 7,150.77

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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.