Home / 19,330.35-26,675.78-10,946.31

Finding the Fourth Proportional to 19,330.35, 26,675.78 and 10,946.31

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Solution

The fourth proportional to 19,330.35, 26,675.78 and 10,946.31 is: 15,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.35 : 26,675.78 = 10,946.31 : x
  2. Step 2: Convert to fraction form
    19,330.35/26,675.78 = 10,946.31/x
  3. Step 3: Cross multiply
    19,330.35x = 26,675.78 × 10,946.31
  4. Step 4: Simplify right side
    19,330.35x = 292,001,302.64
  5. Step 5: Solve for x
    x = 292,001,302.64/19,330.35
  6. Step 6: Final answer
    x = 15,105.85

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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.