Home / 29,985.24-45,005.70-15,204.60

Finding the Fourth Proportional to 29,985.24, 45,005.70 and 15,204.60

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Solution

The fourth proportional to 29,985.24, 45,005.70 and 15,204.60 is: 22,821.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,985.24 : 45,005.70 = 15,204.60 : x
  2. Step 2: Convert to fraction form
    29,985.24/45,005.70 = 15,204.60/x
  3. Step 3: Cross multiply
    29,985.24x = 45,005.70 × 15,204.60
  4. Step 4: Simplify right side
    29,985.24x = 684,293,666.22
  5. Step 5: Solve for x
    x = 684,293,666.22/29,985.24
  6. Step 6: Final answer
    x = 22,821.02

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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.