Home / 28,677.25-39,574.74-16,102

Finding the Fourth Proportional to 28,677.25, 39,574.74 and 16,102

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Solution

The fourth proportional to 28,677.25, 39,574.74 and 16,102 is: 22,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677.25 : 39,574.74 = 16,102 : x
  2. Step 2: Convert to fraction form
    28,677.25/39,574.74 = 16,102/x
  3. Step 3: Cross multiply
    28,677.25x = 39,574.74 × 16,102
  4. Step 4: Simplify right side
    28,677.25x = 637,232,463.48
  5. Step 5: Solve for x
    x = 637,232,463.48/28,677.25
  6. Step 6: Final answer
    x = 22,220.84

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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.