Home / 26,435.49-36,478.93-15,104.55

Finding the Fourth Proportional to 26,435.49, 36,478.93 and 15,104.55

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Solution

The fourth proportional to 26,435.49, 36,478.93 and 15,104.55 is: 20,843.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,435.49 : 36,478.93 = 15,104.55 : x
  2. Step 2: Convert to fraction form
    26,435.49/36,478.93 = 15,104.55/x
  3. Step 3: Cross multiply
    26,435.49x = 36,478.93 × 15,104.55
  4. Step 4: Simplify right side
    26,435.49x = 550,997,822.13
  5. Step 5: Solve for x
    x = 550,997,822.13/26,435.49
  6. Step 6: Final answer
    x = 20,843.11

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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.