Home / 26,742.09-36,905.45-14,806.74

Finding the Fourth Proportional to 26,742.09, 36,905.45 and 14,806.74

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Solution

The fourth proportional to 26,742.09, 36,905.45 and 14,806.74 is: 20,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.09 : 36,905.45 = 14,806.74 : x
  2. Step 2: Convert to fraction form
    26,742.09/36,905.45 = 14,806.74/x
  3. Step 3: Cross multiply
    26,742.09x = 36,905.45 × 14,806.74
  4. Step 4: Simplify right side
    26,742.09x = 546,449,328.70
  5. Step 5: Solve for x
    x = 546,449,328.70/26,742.09
  6. Step 6: Final answer
    x = 20,434.05

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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.