Home / 26,828.31-37,024.80-15,498.29

Finding the Fourth Proportional to 26,828.31, 37,024.80 and 15,498.29

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Solution

The fourth proportional to 26,828.31, 37,024.80 and 15,498.29 is: 21,388.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,828.31 : 37,024.80 = 15,498.29 : x
  2. Step 2: Convert to fraction form
    26,828.31/37,024.80 = 15,498.29/x
  3. Step 3: Cross multiply
    26,828.31x = 37,024.80 × 15,498.29
  4. Step 4: Simplify right side
    26,828.31x = 573,820,913.77
  5. Step 5: Solve for x
    x = 573,820,913.77/26,828.31
  6. Step 6: Final answer
    x = 21,388.63

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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.