Home / 35,768.17-53,657.90-10,805.12

Finding the Fourth Proportional to 35,768.17, 53,657.90 and 10,805.12

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Solution

The fourth proportional to 35,768.17, 53,657.90 and 10,805.12 is: 16,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,768.17 : 53,657.90 = 10,805.12 : x
  2. Step 2: Convert to fraction form
    35,768.17/53,657.90 = 10,805.12/x
  3. Step 3: Cross multiply
    35,768.17x = 53,657.90 × 10,805.12
  4. Step 4: Simplify right side
    35,768.17x = 579,780,048.45
  5. Step 5: Solve for x
    x = 579,780,048.45/35,768.17
  6. Step 6: Final answer
    x = 16,209.39

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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.