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Finding the Fourth Proportional to 35,682.40, 53,472.40 and 26,248.80

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Solution

The fourth proportional to 35,682.40, 53,472.40 and 26,248.80 is: 39,335.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,682.40 : 53,472.40 = 26,248.80 : x
  2. Step 2: Convert to fraction form
    35,682.40/53,472.40 = 26,248.80/x
  3. Step 3: Cross multiply
    35,682.40x = 53,472.40 × 26,248.80
  4. Step 4: Simplify right side
    35,682.40x = 1,403,586,333.12
  5. Step 5: Solve for x
    x = 1,403,586,333.12/35,682.40
  6. Step 6: Final answer
    x = 39,335.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.