Home / 26,265.36-36,216.76-21,470.40

Finding the Fourth Proportional to 26,265.36, 36,216.76 and 21,470.40

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Solution

The fourth proportional to 26,265.36, 36,216.76 and 21,470.40 is: 29,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,265.36 : 36,216.76 = 21,470.40 : x
  2. Step 2: Convert to fraction form
    26,265.36/36,216.76 = 21,470.40/x
  3. Step 3: Cross multiply
    26,265.36x = 36,216.76 × 21,470.40
  4. Step 4: Simplify right side
    26,265.36x = 777,588,323.90
  5. Step 5: Solve for x
    x = 777,588,323.90/26,265.36
  6. Step 6: Final answer
    x = 29,605.09

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1.5x scale

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.