Home / 18,260.16-27,393.39-5,780.00

Finding the Fourth Proportional to 18,260.16, 27,393.39 and 5,780.00

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Solution

The fourth proportional to 18,260.16, 27,393.39 and 5,780.00 is: 8,670.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.16 : 27,393.39 = 5,780.00 : x
  2. Step 2: Convert to fraction form
    18,260.16/27,393.39 = 5,780.00/x
  3. Step 3: Cross multiply
    18,260.16x = 27,393.39 × 5,780.00
  4. Step 4: Simplify right side
    18,260.16x = 158,333,657.23
  5. Step 5: Solve for x
    x = 158,333,657.23/18,260.16
  6. Step 6: Final answer
    x = 8,670.99

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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.