Home / 48,084.36-72,122.86-13,023.08

Finding the Fourth Proportional to 48,084.36, 72,122.86 and 13,023.08

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Solution

The fourth proportional to 48,084.36, 72,122.86 and 13,023.08 is: 19,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,084.36 : 72,122.86 = 13,023.08 : x
  2. Step 2: Convert to fraction form
    48,084.36/72,122.86 = 13,023.08/x
  3. Step 3: Cross multiply
    48,084.36x = 72,122.86 × 13,023.08
  4. Step 4: Simplify right side
    48,084.36x = 939,261,775.61
  5. Step 5: Solve for x
    x = 939,261,775.61/48,084.36
  6. Step 6: Final answer
    x = 19,533.62

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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.