Home / 17,880.52-26,825.62-5,400.95

Finding the Fourth Proportional to 17,880.52, 26,825.62 and 5,400.95

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Solution

The fourth proportional to 17,880.52, 26,825.62 and 5,400.95 is: 8,102.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.52 : 26,825.62 = 5,400.95 : x
  2. Step 2: Convert to fraction form
    17,880.52/26,825.62 = 5,400.95/x
  3. Step 3: Cross multiply
    17,880.52x = 26,825.62 × 5,400.95
  4. Step 4: Simplify right side
    17,880.52x = 144,883,832.34
  5. Step 5: Solve for x
    x = 144,883,832.34/17,880.52
  6. Step 6: Final answer
    x = 8,102.89

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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.