Home / 35,948.75-53,931.90-11,324.75

Finding the Fourth Proportional to 35,948.75, 53,931.90 and 11,324.75

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Solution

The fourth proportional to 35,948.75, 53,931.90 and 11,324.75 is: 16,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,948.75 : 53,931.90 = 11,324.75 : x
  2. Step 2: Convert to fraction form
    35,948.75/53,931.90 = 11,324.75/x
  3. Step 3: Cross multiply
    35,948.75x = 53,931.90 × 11,324.75
  4. Step 4: Simplify right side
    35,948.75x = 610,765,284.53
  5. Step 5: Solve for x
    x = 610,765,284.53/35,948.75
  6. Step 6: Final answer
    x = 16,989.89

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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.