Home / 26,038.53-35,940.78-15,286.19

Finding the Fourth Proportional to 26,038.53, 35,940.78 and 15,286.19

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Solution

The fourth proportional to 26,038.53, 35,940.78 and 15,286.19 is: 21,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,038.53 : 35,940.78 = 15,286.19 : x
  2. Step 2: Convert to fraction form
    26,038.53/35,940.78 = 15,286.19/x
  3. Step 3: Cross multiply
    26,038.53x = 35,940.78 × 15,286.19
  4. Step 4: Simplify right side
    26,038.53x = 549,397,412.12
  5. Step 5: Solve for x
    x = 549,397,412.12/26,038.53
  6. Step 6: Final answer
    x = 21,099.40

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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.