Home / 26,905.68-37,108.80-17,477.28

Finding the Fourth Proportional to 26,905.68, 37,108.80 and 17,477.28

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Solution

The fourth proportional to 26,905.68, 37,108.80 and 17,477.28 is: 24,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,905.68 : 37,108.80 = 17,477.28 : x
  2. Step 2: Convert to fraction form
    26,905.68/37,108.80 = 17,477.28/x
  3. Step 3: Cross multiply
    26,905.68x = 37,108.80 × 17,477.28
  4. Step 4: Simplify right side
    26,905.68x = 648,560,888.06
  5. Step 5: Solve for x
    x = 648,560,888.06/26,905.68
  6. Step 6: Final answer
    x = 24,104.98

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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.