Home / 30,184.17-41,669.15-18,859.97

Finding the Fourth Proportional to 30,184.17, 41,669.15 and 18,859.97

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Solution

The fourth proportional to 30,184.17, 41,669.15 and 18,859.97 is: 26,036.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,184.17 : 41,669.15 = 18,859.97 : x
  2. Step 2: Convert to fraction form
    30,184.17/41,669.15 = 18,859.97/x
  3. Step 3: Cross multiply
    30,184.17x = 41,669.15 × 18,859.97
  4. Step 4: Simplify right side
    30,184.17x = 785,878,616.28
  5. Step 5: Solve for x
    x = 785,878,616.28/30,184.17
  6. Step 6: Final answer
    x = 26,036.12

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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.