Home / 26,491.63-36,558.29-15,881.27

Finding the Fourth Proportional to 26,491.63, 36,558.29 and 15,881.27

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Solution

The fourth proportional to 26,491.63, 36,558.29 and 15,881.27 is: 21,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,491.63 : 36,558.29 = 15,881.27 : x
  2. Step 2: Convert to fraction form
    26,491.63/36,558.29 = 15,881.27/x
  3. Step 3: Cross multiply
    26,491.63x = 36,558.29 × 15,881.27
  4. Step 4: Simplify right side
    26,491.63x = 580,591,841.81
  5. Step 5: Solve for x
    x = 580,591,841.81/26,491.63
  6. Step 6: Final answer
    x = 21,916.05

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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.