Home / 26,364.19-39,496.60-13,021.57

Finding the Fourth Proportional to 26,364.19, 39,496.60 and 13,021.57

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Solution

The fourth proportional to 26,364.19, 39,496.60 and 13,021.57 is: 19,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,364.19 : 39,496.60 = 13,021.57 : x
  2. Step 2: Convert to fraction form
    26,364.19/39,496.60 = 13,021.57/x
  3. Step 3: Cross multiply
    26,364.19x = 39,496.60 × 13,021.57
  4. Step 4: Simplify right side
    26,364.19x = 514,307,642.92
  5. Step 5: Solve for x
    x = 514,307,642.92/26,364.19
  6. Step 6: Final answer
    x = 19,507.81

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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.