Home / 26,627.33-39,887.53-13,260.05

Finding the Fourth Proportional to 26,627.33, 39,887.53 and 13,260.05

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Solution

The fourth proportional to 26,627.33, 39,887.53 and 13,260.05 is: 19,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,627.33 : 39,887.53 = 13,260.05 : x
  2. Step 2: Convert to fraction form
    26,627.33/39,887.53 = 13,260.05/x
  3. Step 3: Cross multiply
    26,627.33x = 39,887.53 × 13,260.05
  4. Step 4: Simplify right side
    26,627.33x = 528,910,642.18
  5. Step 5: Solve for x
    x = 528,910,642.18/26,627.33
  6. Step 6: Final answer
    x = 19,863.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.