Home / 39,024.17-53,853.48-21,119.17

Finding the Fourth Proportional to 39,024.17, 53,853.48 and 21,119.17

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Solution

The fourth proportional to 39,024.17, 53,853.48 and 21,119.17 is: 29,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,024.17 : 53,853.48 = 21,119.17 : x
  2. Step 2: Convert to fraction form
    39,024.17/53,853.48 = 21,119.17/x
  3. Step 3: Cross multiply
    39,024.17x = 53,853.48 × 21,119.17
  4. Step 4: Simplify right side
    39,024.17x = 1,137,340,799.21
  5. Step 5: Solve for x
    x = 1,137,340,799.21/39,024.17
  6. Step 6: Final answer
    x = 29,144.52

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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.