Home / 35,538.60-53,324.10-16,811.40

Finding the Fourth Proportional to 35,538.60, 53,324.10 and 16,811.40

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Solution

The fourth proportional to 35,538.60, 53,324.10 and 16,811.40 is: 25,224.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,538.60 : 53,324.10 = 16,811.40 : x
  2. Step 2: Convert to fraction form
    35,538.60/53,324.10 = 16,811.40/x
  3. Step 3: Cross multiply
    35,538.60x = 53,324.10 × 16,811.40
  4. Step 4: Simplify right side
    35,538.60x = 896,452,774.74
  5. Step 5: Solve for x
    x = 896,452,774.74/35,538.60
  6. Step 6: Final answer
    x = 25,224.76

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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.