Home / 26,783.28-36,951.86-15,452.51

Finding the Fourth Proportional to 26,783.28, 36,951.86 and 15,452.51

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Solution

The fourth proportional to 26,783.28, 36,951.86 and 15,452.51 is: 21,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,783.28 : 36,951.86 = 15,452.51 : x
  2. Step 2: Convert to fraction form
    26,783.28/36,951.86 = 15,452.51/x
  3. Step 3: Cross multiply
    26,783.28x = 36,951.86 × 15,452.51
  4. Step 4: Simplify right side
    26,783.28x = 570,998,840.04
  5. Step 5: Solve for x
    x = 570,998,840.04/26,783.28
  6. Step 6: Final answer
    x = 21,319.23

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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.