Home / 28,698.01-43,045.83-9,982.28

Finding the Fourth Proportional to 28,698.01, 43,045.83 and 9,982.28

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Solution

The fourth proportional to 28,698.01, 43,045.83 and 9,982.28 is: 14,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698.01 : 43,045.83 = 9,982.28 : x
  2. Step 2: Convert to fraction form
    28,698.01/43,045.83 = 9,982.28/x
  3. Step 3: Cross multiply
    28,698.01x = 43,045.83 × 9,982.28
  4. Step 4: Simplify right side
    28,698.01x = 429,695,635.51
  5. Step 5: Solve for x
    x = 429,695,635.51/28,698.01
  6. Step 6: Final answer
    x = 14,973.01

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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.