Home / 19,404.75-26,778.56-10,572.75

Finding the Fourth Proportional to 19,404.75, 26,778.56 and 10,572.75

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Solution

The fourth proportional to 19,404.75, 26,778.56 and 10,572.75 is: 14,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.75 : 26,778.56 = 10,572.75 : x
  2. Step 2: Convert to fraction form
    19,404.75/26,778.56 = 10,572.75/x
  3. Step 3: Cross multiply
    19,404.75x = 26,778.56 × 10,572.75
  4. Step 4: Simplify right side
    19,404.75x = 283,122,967.38
  5. Step 5: Solve for x
    x = 283,122,967.38/19,404.75
  6. Step 6: Final answer
    x = 14,590.40

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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.