Home / 48,393.64-72,537.66-18,802.60

Finding the Fourth Proportional to 48,393.64, 72,537.66 and 18,802.60

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Solution

The fourth proportional to 48,393.64, 72,537.66 and 18,802.60 is: 28,183.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,393.64 : 72,537.66 = 18,802.60 : x
  2. Step 2: Convert to fraction form
    48,393.64/72,537.66 = 18,802.60/x
  3. Step 3: Cross multiply
    48,393.64x = 72,537.66 × 18,802.60
  4. Step 4: Simplify right side
    48,393.64x = 1,363,896,605.92
  5. Step 5: Solve for x
    x = 1,363,896,605.92/48,393.64
  6. Step 6: Final answer
    x = 28,183.39

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1.5x scale

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.