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Finding the Fourth Proportional to 34,484.72, 51,700.80 and 15,751.76

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Solution

The fourth proportional to 34,484.72, 51,700.80 and 15,751.76 is: 23,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,484.72 : 51,700.80 = 15,751.76 : x
  2. Step 2: Convert to fraction form
    34,484.72/51,700.80 = 15,751.76/x
  3. Step 3: Cross multiply
    34,484.72x = 51,700.80 × 15,751.76
  4. Step 4: Simplify right side
    34,484.72x = 814,378,593.41
  5. Step 5: Solve for x
    x = 814,378,593.41/34,484.72
  6. Step 6: Final answer
    x = 23,615.64

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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.