Home / 48,176.48-72,269.04-13,116.32

Finding the Fourth Proportional to 48,176.48, 72,269.04 and 13,116.32

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Solution

The fourth proportional to 48,176.48, 72,269.04 and 13,116.32 is: 19,675.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,176.48 : 72,269.04 = 13,116.32 : x
  2. Step 2: Convert to fraction form
    48,176.48/72,269.04 = 13,116.32/x
  3. Step 3: Cross multiply
    48,176.48x = 72,269.04 × 13,116.32
  4. Step 4: Simplify right side
    48,176.48x = 947,903,854.73
  5. Step 5: Solve for x
    x = 947,903,854.73/48,176.48
  6. Step 6: Final answer
    x = 19,675.66

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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.