Home / 35,529.44-53,305.02-21,313.67

Finding the Fourth Proportional to 35,529.44, 53,305.02 and 21,313.67

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Solution

The fourth proportional to 35,529.44, 53,305.02 and 21,313.67 is: 31,977.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529.44 : 53,305.02 = 21,313.67 : x
  2. Step 2: Convert to fraction form
    35,529.44/53,305.02 = 21,313.67/x
  3. Step 3: Cross multiply
    35,529.44x = 53,305.02 × 21,313.67
  4. Step 4: Simplify right side
    35,529.44x = 1,136,125,339.10
  5. Step 5: Solve for x
    x = 1,136,125,339.10/35,529.44
  6. Step 6: Final answer
    x = 31,977.02

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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.