Home / 42,596.94-63,934.74-21,551.79

Finding the Fourth Proportional to 42,596.94, 63,934.74 and 21,551.79

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Solution

The fourth proportional to 42,596.94, 63,934.74 and 21,551.79 is: 32,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,596.94 : 63,934.74 = 21,551.79 : x
  2. Step 2: Convert to fraction form
    42,596.94/63,934.74 = 21,551.79/x
  3. Step 3: Cross multiply
    42,596.94x = 63,934.74 × 21,551.79
  4. Step 4: Simplify right side
    42,596.94x = 1,377,908,090.18
  5. Step 5: Solve for x
    x = 1,377,908,090.18/42,596.94
  6. Step 6: Final answer
    x = 32,347.58

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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.