Home / 48,807.36-73,184.80-15,518.40

Finding the Fourth Proportional to 48,807.36, 73,184.80 and 15,518.40

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Solution

The fourth proportional to 48,807.36, 73,184.80 and 15,518.40 is: 23,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,807.36 : 73,184.80 = 15,518.40 : x
  2. Step 2: Convert to fraction form
    48,807.36/73,184.80 = 15,518.40/x
  3. Step 3: Cross multiply
    48,807.36x = 73,184.80 × 15,518.40
  4. Step 4: Simplify right side
    48,807.36x = 1,135,711,000.32
  5. Step 5: Solve for x
    x = 1,135,711,000.32/48,807.36
  6. Step 6: Final answer
    x = 23,269.26

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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.