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Finding the Fourth Proportional to 35,343.41, 53,013.90 and 9,048.38

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Solution

The fourth proportional to 35,343.41, 53,013.90 and 9,048.38 is: 13,572.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,343.41 : 53,013.90 = 9,048.38 : x
  2. Step 2: Convert to fraction form
    35,343.41/53,013.90 = 9,048.38/x
  3. Step 3: Cross multiply
    35,343.41x = 53,013.90 × 9,048.38
  4. Step 4: Simplify right side
    35,343.41x = 479,689,912.48
  5. Step 5: Solve for x
    x = 479,689,912.48/35,343.41
  6. Step 6: Final answer
    x = 13,572.26

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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.