Home / 19,590.60-27,034.74-11,205.48

Finding the Fourth Proportional to 19,590.60, 27,034.74 and 11,205.48

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Solution

The fourth proportional to 19,590.60, 27,034.74 and 11,205.48 is: 15,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590.60 : 27,034.74 = 11,205.48 : x
  2. Step 2: Convert to fraction form
    19,590.60/27,034.74 = 11,205.48/x
  3. Step 3: Cross multiply
    19,590.60x = 27,034.74 × 11,205.48
  4. Step 4: Simplify right side
    19,590.60x = 302,937,238.38
  5. Step 5: Solve for x
    x = 302,937,238.38/19,590.60
  6. Step 6: Final answer
    x = 15,463.40

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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.