Home / 26,009.10-35,901.77-15,398.73

Finding the Fourth Proportional to 26,009.10, 35,901.77 and 15,398.73

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Solution

The fourth proportional to 26,009.10, 35,901.77 and 15,398.73 is: 21,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009.10 : 35,901.77 = 15,398.73 : x
  2. Step 2: Convert to fraction form
    26,009.10/35,901.77 = 15,398.73/x
  3. Step 3: Cross multiply
    26,009.10x = 35,901.77 × 15,398.73
  4. Step 4: Simplify right side
    26,009.10x = 552,841,585.76
  5. Step 5: Solve for x
    x = 552,841,585.76/26,009.10
  6. Step 6: Final answer
    x = 21,255.70

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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.