Home / 19,212.52-26,513.42-10,715.19

Finding the Fourth Proportional to 19,212.52, 26,513.42 and 10,715.19

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Solution

The fourth proportional to 19,212.52, 26,513.42 and 10,715.19 is: 14,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.52 : 26,513.42 = 10,715.19 : x
  2. Step 2: Convert to fraction form
    19,212.52/26,513.42 = 10,715.19/x
  3. Step 3: Cross multiply
    19,212.52x = 26,513.42 × 10,715.19
  4. Step 4: Simplify right side
    19,212.52x = 284,096,332.85
  5. Step 5: Solve for x
    x = 284,096,332.85/19,212.52
  6. Step 6: Final answer
    x = 14,787.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.