Home / 14,698.83-20,284.59-7,984.58

Finding the Fourth Proportional to 14,698.83, 20,284.59 and 7,984.58

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Solution

The fourth proportional to 14,698.83, 20,284.59 and 7,984.58 is: 11,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698.83 : 20,284.59 = 7,984.58 : x
  2. Step 2: Convert to fraction form
    14,698.83/20,284.59 = 7,984.58/x
  3. Step 3: Cross multiply
    14,698.83x = 20,284.59 × 7,984.58
  4. Step 4: Simplify right side
    14,698.83x = 161,963,830.20
  5. Step 5: Solve for x
    x = 161,963,830.20/14,698.83
  6. Step 6: Final answer
    x = 11,018.82

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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.