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Finding the Fourth Proportional to 51,963.68, 77,953.68 and 16,895.13

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Solution

The fourth proportional to 51,963.68, 77,953.68 and 16,895.13 is: 25,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,963.68 : 77,953.68 = 16,895.13 : x
  2. Step 2: Convert to fraction form
    51,963.68/77,953.68 = 16,895.13/x
  3. Step 3: Cross multiply
    51,963.68x = 77,953.68 × 16,895.13
  4. Step 4: Simplify right side
    51,963.68x = 1,317,037,557.58
  5. Step 5: Solve for x
    x = 1,317,037,557.58/51,963.68
  6. Step 6: Final answer
    x = 25,345.35

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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.