Home / 26,415.64-39,610.53-13,073.23

Finding the Fourth Proportional to 26,415.64, 39,610.53 and 13,073.23

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Solution

The fourth proportional to 26,415.64, 39,610.53 and 13,073.23 is: 19,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415.64 : 39,610.53 = 13,073.23 : x
  2. Step 2: Convert to fraction form
    26,415.64/39,610.53 = 13,073.23/x
  3. Step 3: Cross multiply
    26,415.64x = 39,610.53 × 13,073.23
  4. Step 4: Simplify right side
    26,415.64x = 517,837,569.11
  5. Step 5: Solve for x
    x = 517,837,569.11/26,415.64
  6. Step 6: Final answer
    x = 19,603.45

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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.