Home / 35,480.16-48,960.66-19,561.88

Finding the Fourth Proportional to 35,480.16, 48,960.66 and 19,561.88

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Solution

The fourth proportional to 35,480.16, 48,960.66 and 19,561.88 is: 26,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,480.16 : 48,960.66 = 19,561.88 : x
  2. Step 2: Convert to fraction form
    35,480.16/48,960.66 = 19,561.88/x
  3. Step 3: Cross multiply
    35,480.16x = 48,960.66 × 19,561.88
  4. Step 4: Simplify right side
    35,480.16x = 957,762,555.64
  5. Step 5: Solve for x
    x = 957,762,555.64/35,480.16
  6. Step 6: Final answer
    x = 26,994.31

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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.