Home / 20,567.02-30,848.19-5,776.51

Finding the Fourth Proportional to 20,567.02, 30,848.19 and 5,776.51

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Solution

The fourth proportional to 20,567.02, 30,848.19 and 5,776.51 is: 8,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,567.02 : 30,848.19 = 5,776.51 : x
  2. Step 2: Convert to fraction form
    20,567.02/30,848.19 = 5,776.51/x
  3. Step 3: Cross multiply
    20,567.02x = 30,848.19 × 5,776.51
  4. Step 4: Simplify right side
    20,567.02x = 178,194,878.02
  5. Step 5: Solve for x
    x = 178,194,878.02/20,567.02
  6. Step 6: Final answer
    x = 8,664.11

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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.