Home / 35,599.14-53,401.55-20,809.58

Finding the Fourth Proportional to 35,599.14, 53,401.55 and 20,809.58

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Solution

The fourth proportional to 35,599.14, 53,401.55 and 20,809.58 is: 31,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,599.14 : 53,401.55 = 20,809.58 : x
  2. Step 2: Convert to fraction form
    35,599.14/53,401.55 = 20,809.58/x
  3. Step 3: Cross multiply
    35,599.14x = 53,401.55 × 20,809.58
  4. Step 4: Simplify right side
    35,599.14x = 1,111,263,455.79
  5. Step 5: Solve for x
    x = 1,111,263,455.79/35,599.14
  6. Step 6: Final answer
    x = 31,216.02

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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.