Home / 26,783.61-36,976.25-18,298.41

Finding the Fourth Proportional to 26,783.61, 36,976.25 and 18,298.41

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Solution

The fourth proportional to 26,783.61, 36,976.25 and 18,298.41 is: 25,261.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,783.61 : 36,976.25 = 18,298.41 : x
  2. Step 2: Convert to fraction form
    26,783.61/36,976.25 = 18,298.41/x
  3. Step 3: Cross multiply
    26,783.61x = 36,976.25 × 18,298.41
  4. Step 4: Simplify right side
    26,783.61x = 676,606,582.76
  5. Step 5: Solve for x
    x = 676,606,582.76/26,783.61
  6. Step 6: Final answer
    x = 25,261.96

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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.