Home / 26,242.79-39,364.38-9,603.36

Finding the Fourth Proportional to 26,242.79, 39,364.38 and 9,603.36

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Solution

The fourth proportional to 26,242.79, 39,364.38 and 9,603.36 is: 14,405.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,242.79 : 39,364.38 = 9,603.36 : x
  2. Step 2: Convert to fraction form
    26,242.79/39,364.38 = 9,603.36/x
  3. Step 3: Cross multiply
    26,242.79x = 39,364.38 × 9,603.36
  4. Step 4: Simplify right side
    26,242.79x = 378,030,312.32
  5. Step 5: Solve for x
    x = 378,030,312.32/26,242.79
  6. Step 6: Final answer
    x = 14,405.11

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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.