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Finding the Fourth Proportional to 34,613.03, 47,765.96 and 18,697.47

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Solution

The fourth proportional to 34,613.03, 47,765.96 and 18,697.47 is: 25,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,613.03 : 47,765.96 = 18,697.47 : x
  2. Step 2: Convert to fraction form
    34,613.03/47,765.96 = 18,697.47/x
  3. Step 3: Cross multiply
    34,613.03x = 47,765.96 × 18,697.47
  4. Step 4: Simplify right side
    34,613.03x = 893,102,510.63
  5. Step 5: Solve for x
    x = 893,102,510.63/34,613.03
  6. Step 6: Final answer
    x = 25,802.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.