Home / 26,930.34-37,159.56-14,990.94

Finding the Fourth Proportional to 26,930.34, 37,159.56 and 14,990.94

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Solution

The fourth proportional to 26,930.34, 37,159.56 and 14,990.94 is: 20,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.34 : 37,159.56 = 14,990.94 : x
  2. Step 2: Convert to fraction form
    26,930.34/37,159.56 = 14,990.94/x
  3. Step 3: Cross multiply
    26,930.34x = 37,159.56 × 14,990.94
  4. Step 4: Simplify right side
    26,930.34x = 557,056,734.39
  5. Step 5: Solve for x
    x = 557,056,734.39/26,930.34
  6. Step 6: Final answer
    x = 20,685.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.