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Finding the Fourth Proportional to 35,673.74, 53,510.60 and 9,378.44

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Solution

The fourth proportional to 35,673.74, 53,510.60 and 9,378.44 is: 14,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,673.74 : 53,510.60 = 9,378.44 : x
  2. Step 2: Convert to fraction form
    35,673.74/53,510.60 = 9,378.44/x
  3. Step 3: Cross multiply
    35,673.74x = 53,510.60 × 9,378.44
  4. Step 4: Simplify right side
    35,673.74x = 501,845,707.36
  5. Step 5: Solve for x
    x = 501,845,707.36/35,673.74
  6. Step 6: Final answer
    x = 14,067.65

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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.