Home / 35,939.20-53,916.99-10,982.80

Finding the Fourth Proportional to 35,939.20, 53,916.99 and 10,982.80

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Solution

The fourth proportional to 35,939.20, 53,916.99 and 10,982.80 is: 16,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,939.20 : 53,916.99 = 10,982.80 : x
  2. Step 2: Convert to fraction form
    35,939.20/53,916.99 = 10,982.80/x
  3. Step 3: Cross multiply
    35,939.20x = 53,916.99 × 10,982.80
  4. Step 4: Simplify right side
    35,939.20x = 592,159,517.77
  5. Step 5: Solve for x
    x = 592,159,517.77/35,939.20
  6. Step 6: Final answer
    x = 16,476.70

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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.