Home / 38,880.15-58,322.84-13,224.03

Finding the Fourth Proportional to 38,880.15, 58,322.84 and 13,224.03

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Solution

The fourth proportional to 38,880.15, 58,322.84 and 13,224.03 is: 19,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880.15 : 58,322.84 = 13,224.03 : x
  2. Step 2: Convert to fraction form
    38,880.15/58,322.84 = 13,224.03/x
  3. Step 3: Cross multiply
    38,880.15x = 58,322.84 × 13,224.03
  4. Step 4: Simplify right side
    38,880.15x = 771,262,985.85
  5. Step 5: Solve for x
    x = 771,262,985.85/38,880.15
  6. Step 6: Final answer
    x = 19,836.93

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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.