Home / 47,623.36-65,722.32-26,401.28

Finding the Fourth Proportional to 47,623.36, 65,722.32 and 26,401.28

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Solution

The fourth proportional to 47,623.36, 65,722.32 and 26,401.28 is: 36,434.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,623.36 : 65,722.32 = 26,401.28 : x
  2. Step 2: Convert to fraction form
    47,623.36/65,722.32 = 26,401.28/x
  3. Step 3: Cross multiply
    47,623.36x = 65,722.32 × 26,401.28
  4. Step 4: Simplify right side
    47,623.36x = 1,735,153,372.57
  5. Step 5: Solve for x
    x = 1,735,153,372.57/47,623.36
  6. Step 6: Final answer
    x = 36,434.92

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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.