Home / 26,830.32-37,030.56-15,500.24

Finding the Fourth Proportional to 26,830.32, 37,030.56 and 15,500.24

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Solution

The fourth proportional to 26,830.32, 37,030.56 and 15,500.24 is: 21,393.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.32 : 37,030.56 = 15,500.24 : x
  2. Step 2: Convert to fraction form
    26,830.32/37,030.56 = 15,500.24/x
  3. Step 3: Cross multiply
    26,830.32x = 37,030.56 × 15,500.24
  4. Step 4: Simplify right side
    26,830.32x = 573,982,659.91
  5. Step 5: Solve for x
    x = 573,982,659.91/26,830.32
  6. Step 6: Final answer
    x = 21,393.06

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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.