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Finding the Fourth Proportional to 15,773.67, 23,657.16 and 5,913.68

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Solution

The fourth proportional to 15,773.67, 23,657.16 and 5,913.68 is: 8,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773.67 : 23,657.16 = 5,913.68 : x
  2. Step 2: Convert to fraction form
    15,773.67/23,657.16 = 5,913.68/x
  3. Step 3: Cross multiply
    15,773.67x = 23,657.16 × 5,913.68
  4. Step 4: Simplify right side
    15,773.67x = 139,900,777.84
  5. Step 5: Solve for x
    x = 139,900,777.84/15,773.67
  6. Step 6: Final answer
    x = 8,869.26

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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.