Home / 26,473.74-36,530.73-15,714.78

Finding the Fourth Proportional to 26,473.74, 36,530.73 and 15,714.78

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Solution

The fourth proportional to 26,473.74, 36,530.73 and 15,714.78 is: 21,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,473.74 : 36,530.73 = 15,714.78 : x
  2. Step 2: Convert to fraction form
    26,473.74/36,530.73 = 15,714.78/x
  3. Step 3: Cross multiply
    26,473.74x = 36,530.73 × 15,714.78
  4. Step 4: Simplify right side
    26,473.74x = 574,072,385.19
  5. Step 5: Solve for x
    x = 574,072,385.19/26,473.74
  6. Step 6: Final answer
    x = 21,684.60

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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.