Home / 35,971.85-53,924.90-12,585.53

Finding the Fourth Proportional to 35,971.85, 53,924.90 and 12,585.53

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Solution

The fourth proportional to 35,971.85, 53,924.90 and 12,585.53 is: 18,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,971.85 : 53,924.90 = 12,585.53 : x
  2. Step 2: Convert to fraction form
    35,971.85/53,924.90 = 12,585.53/x
  3. Step 3: Cross multiply
    35,971.85x = 53,924.90 × 12,585.53
  4. Step 4: Simplify right side
    35,971.85x = 678,673,114.14
  5. Step 5: Solve for x
    x = 678,673,114.14/35,971.85
  6. Step 6: Final answer
    x = 18,866.79

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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.