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Finding the Fourth Proportional to 35,768.72, 53,650.56 and 9,472.88

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Solution

The fourth proportional to 35,768.72, 53,650.56 and 9,472.88 is: 14,208.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,768.72 : 53,650.56 = 9,472.88 : x
  2. Step 2: Convert to fraction form
    35,768.72/53,650.56 = 9,472.88/x
  3. Step 3: Cross multiply
    35,768.72x = 53,650.56 × 9,472.88
  4. Step 4: Simplify right side
    35,768.72x = 508,225,316.81
  5. Step 5: Solve for x
    x = 508,225,316.81/35,768.72
  6. Step 6: Final answer
    x = 14,208.65

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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.