Home / 26,359.19-36,372.09-15,746.57

Finding the Fourth Proportional to 26,359.19, 36,372.09 and 15,746.57

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Solution

The fourth proportional to 26,359.19, 36,372.09 and 15,746.57 is: 21,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,359.19 : 36,372.09 = 15,746.57 : x
  2. Step 2: Convert to fraction form
    26,359.19/36,372.09 = 15,746.57/x
  3. Step 3: Cross multiply
    26,359.19x = 36,372.09 × 15,746.57
  4. Step 4: Simplify right side
    26,359.19x = 572,735,400.64
  5. Step 5: Solve for x
    x = 572,735,400.64/26,359.19
  6. Step 6: Final answer
    x = 21,728.11

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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.