Home / 47,436.80-71,158.80-14,154.26

Finding the Fourth Proportional to 47,436.80, 71,158.80 and 14,154.26

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Solution

The fourth proportional to 47,436.80, 71,158.80 and 14,154.26 is: 21,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,436.80 : 71,158.80 = 14,154.26 : x
  2. Step 2: Convert to fraction form
    47,436.80/71,158.80 = 14,154.26/x
  3. Step 3: Cross multiply
    47,436.80x = 71,158.80 × 14,154.26
  4. Step 4: Simplify right side
    47,436.80x = 1,007,200,156.49
  5. Step 5: Solve for x
    x = 1,007,200,156.49/47,436.80
  6. Step 6: Final answer
    x = 21,232.46

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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.