Home / 19,370.80-29,058.81-6,227.20

Finding the Fourth Proportional to 19,370.80, 29,058.81 and 6,227.20

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Solution

The fourth proportional to 19,370.80, 29,058.81 and 6,227.20 is: 9,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.80 : 29,058.81 = 6,227.20 : x
  2. Step 2: Convert to fraction form
    19,370.80/29,058.81 = 6,227.20/x
  3. Step 3: Cross multiply
    19,370.80x = 29,058.81 × 6,227.20
  4. Step 4: Simplify right side
    19,370.80x = 180,955,021.63
  5. Step 5: Solve for x
    x = 180,955,021.63/19,370.80
  6. Step 6: Final answer
    x = 9,341.64

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1.5x scale

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.