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Finding the Fourth Proportional to 35,551.89, 53,330.90 and 9,256.68

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Solution

The fourth proportional to 35,551.89, 53,330.90 and 9,256.68 is: 13,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,551.89 : 53,330.90 = 9,256.68 : x
  2. Step 2: Convert to fraction form
    35,551.89/53,330.90 = 9,256.68/x
  3. Step 3: Cross multiply
    35,551.89x = 53,330.90 × 9,256.68
  4. Step 4: Simplify right side
    35,551.89x = 493,667,029.13
  5. Step 5: Solve for x
    x = 493,667,029.13/35,551.89
  6. Step 6: Final answer
    x = 13,885.82

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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.