Home / 18,901.17-28,296.40-14,924.63

Finding the Fourth Proportional to 18,901.17, 28,296.40 and 14,924.63

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Solution

The fourth proportional to 18,901.17, 28,296.40 and 14,924.63 is: 22,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,901.17 : 28,296.40 = 14,924.63 : x
  2. Step 2: Convert to fraction form
    18,901.17/28,296.40 = 14,924.63/x
  3. Step 3: Cross multiply
    18,901.17x = 28,296.40 × 14,924.63
  4. Step 4: Simplify right side
    18,901.17x = 422,313,300.33
  5. Step 5: Solve for x
    x = 422,313,300.33/18,901.17
  6. Step 6: Final answer
    x = 22,343.24

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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.