Home / 14,859.16-20,504.28-8,570.32

Finding the Fourth Proportional to 14,859.16, 20,504.28 and 8,570.32

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Solution

The fourth proportional to 14,859.16, 20,504.28 and 8,570.32 is: 11,826.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,859.16 : 20,504.28 = 8,570.32 : x
  2. Step 2: Convert to fraction form
    14,859.16/20,504.28 = 8,570.32/x
  3. Step 3: Cross multiply
    14,859.16x = 20,504.28 × 8,570.32
  4. Step 4: Simplify right side
    14,859.16x = 175,728,240.97
  5. Step 5: Solve for x
    x = 175,728,240.97/14,859.16
  6. Step 6: Final answer
    x = 11,826.26

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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.