Home / 27,535.40-37,999.66-19,483.48

Finding the Fourth Proportional to 27,535.40, 37,999.66 and 19,483.48

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Solution

The fourth proportional to 27,535.40, 37,999.66 and 19,483.48 is: 26,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,535.40 : 37,999.66 = 19,483.48 : x
  2. Step 2: Convert to fraction form
    27,535.40/37,999.66 = 19,483.48/x
  3. Step 3: Cross multiply
    27,535.40x = 37,999.66 × 19,483.48
  4. Step 4: Simplify right side
    27,535.40x = 740,365,615.62
  5. Step 5: Solve for x
    x = 740,365,615.62/27,535.40
  6. Step 6: Final answer
    x = 26,887.77

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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.