Home / 26,916.19-37,140.66-14,977.89

Finding the Fourth Proportional to 26,916.19, 37,140.66 and 14,977.89

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Solution

The fourth proportional to 26,916.19, 37,140.66 and 14,977.89 is: 20,667.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,916.19 : 37,140.66 = 14,977.89 : x
  2. Step 2: Convert to fraction form
    26,916.19/37,140.66 = 14,977.89/x
  3. Step 3: Cross multiply
    26,916.19x = 37,140.66 × 14,977.89
  4. Step 4: Simplify right side
    26,916.19x = 556,288,720.01
  5. Step 5: Solve for x
    x = 556,288,720.01/26,916.19
  6. Step 6: Final answer
    x = 20,667.44

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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.