Home / 14,767.67-20,378.74-8,053.32

Finding the Fourth Proportional to 14,767.67, 20,378.74 and 8,053.32

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Solution

The fourth proportional to 14,767.67, 20,378.74 and 8,053.32 is: 11,113.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.67 : 20,378.74 = 8,053.32 : x
  2. Step 2: Convert to fraction form
    14,767.67/20,378.74 = 8,053.32/x
  3. Step 3: Cross multiply
    14,767.67x = 20,378.74 × 8,053.32
  4. Step 4: Simplify right side
    14,767.67x = 164,116,585.80
  5. Step 5: Solve for x
    x = 164,116,585.80/14,767.67
  6. Step 6: Final answer
    x = 11,113.24

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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.