Home / 35,617.17-53,428.83-9,321.91

Finding the Fourth Proportional to 35,617.17, 53,428.83 and 9,321.91

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Solution

The fourth proportional to 35,617.17, 53,428.83 and 9,321.91 is: 13,983.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,617.17 : 53,428.83 = 9,321.91 : x
  2. Step 2: Convert to fraction form
    35,617.17/53,428.83 = 9,321.91/x
  3. Step 3: Cross multiply
    35,617.17x = 53,428.83 × 9,321.91
  4. Step 4: Simplify right side
    35,617.17x = 498,058,744.67
  5. Step 5: Solve for x
    x = 498,058,744.67/35,617.17
  6. Step 6: Final answer
    x = 13,983.67

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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.