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Finding the Fourth Proportional to 32,977.71, 49,468.86 and 13,256.28

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Solution

The fourth proportional to 32,977.71, 49,468.86 and 13,256.28 is: 19,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,977.71 : 49,468.86 = 13,256.28 : x
  2. Step 2: Convert to fraction form
    32,977.71/49,468.86 = 13,256.28/x
  3. Step 3: Cross multiply
    32,977.71x = 49,468.86 × 13,256.28
  4. Step 4: Simplify right side
    32,977.71x = 655,773,059.44
  5. Step 5: Solve for x
    x = 655,773,059.44/32,977.71
  6. Step 6: Final answer
    x = 19,885.34

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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.