Home / 26,943.57-37,182.18-15,615.27

Finding the Fourth Proportional to 26,943.57, 37,182.18 and 15,615.27

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Solution

The fourth proportional to 26,943.57, 37,182.18 and 15,615.27 is: 21,549.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.57 : 37,182.18 = 15,615.27 : x
  2. Step 2: Convert to fraction form
    26,943.57/37,182.18 = 15,615.27/x
  3. Step 3: Cross multiply
    26,943.57x = 37,182.18 × 15,615.27
  4. Step 4: Simplify right side
    26,943.57x = 580,609,779.89
  5. Step 5: Solve for x
    x = 580,609,779.89/26,943.57
  6. Step 6: Final answer
    x = 21,549.10

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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.