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Finding the Fourth Proportional to 35,637.55, 53,456.55 and 9,342.06

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Solution

The fourth proportional to 35,637.55, 53,456.55 and 9,342.06 is: 14,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,637.55 : 53,456.55 = 9,342.06 : x
  2. Step 2: Convert to fraction form
    35,637.55/53,456.55 = 9,342.06/x
  3. Step 3: Cross multiply
    35,637.55x = 53,456.55 × 9,342.06
  4. Step 4: Simplify right side
    35,637.55x = 499,394,297.49
  5. Step 5: Solve for x
    x = 499,394,297.49/35,637.55
  6. Step 6: Final answer
    x = 14,013.15

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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.