Home / 26,707.61-40,061.54-6,986.21

Finding the Fourth Proportional to 26,707.61, 40,061.54 and 6,986.21

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Solution

The fourth proportional to 26,707.61, 40,061.54 and 6,986.21 is: 10,479.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,707.61 : 40,061.54 = 6,986.21 : x
  2. Step 2: Convert to fraction form
    26,707.61/40,061.54 = 6,986.21/x
  3. Step 3: Cross multiply
    26,707.61x = 40,061.54 × 6,986.21
  4. Step 4: Simplify right side
    26,707.61x = 279,878,331.36
  5. Step 5: Solve for x
    x = 279,878,331.36/26,707.61
  6. Step 6: Final answer
    x = 10,479.35

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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.