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Finding the Fourth Proportional to 46,885.92, 64,697.76 and 26,741.28

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Solution

The fourth proportional to 46,885.92, 64,697.76 and 26,741.28 is: 36,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,885.92 : 64,697.76 = 26,741.28 : x
  2. Step 2: Convert to fraction form
    46,885.92/64,697.76 = 26,741.28/x
  3. Step 3: Cross multiply
    46,885.92x = 64,697.76 × 26,741.28
  4. Step 4: Simplify right side
    46,885.92x = 1,730,100,915.53
  5. Step 5: Solve for x
    x = 1,730,100,915.53/46,885.92
  6. Step 6: Final answer
    x = 36,900.22

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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.