Home / 35,344.79-53,016.91-8,690.66

Finding the Fourth Proportional to 35,344.79, 53,016.91 and 8,690.66

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Solution

The fourth proportional to 35,344.79, 53,016.91 and 8,690.66 is: 13,035.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.79 : 53,016.91 = 8,690.66 : x
  2. Step 2: Convert to fraction form
    35,344.79/53,016.91 = 8,690.66/x
  3. Step 3: Cross multiply
    35,344.79x = 53,016.91 × 8,690.66
  4. Step 4: Simplify right side
    35,344.79x = 460,751,899.95
  5. Step 5: Solve for x
    x = 460,751,899.95/35,344.79
  6. Step 6: Final answer
    x = 13,035.92

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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.