Home / 26,898.31-37,120.86-15,568.33

Finding the Fourth Proportional to 26,898.31, 37,120.86 and 15,568.33

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Solution

The fourth proportional to 26,898.31, 37,120.86 and 15,568.33 is: 21,484.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,898.31 : 37,120.86 = 15,568.33 : x
  2. Step 2: Convert to fraction form
    26,898.31/37,120.86 = 15,568.33/x
  3. Step 3: Cross multiply
    26,898.31x = 37,120.86 × 15,568.33
  4. Step 4: Simplify right side
    26,898.31x = 577,909,798.36
  5. Step 5: Solve for x
    x = 577,909,798.36/26,898.31
  6. Step 6: Final answer
    x = 21,484.99

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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.