Home / 35,530.44-53,306.52-21,314.67

Finding the Fourth Proportional to 35,530.44, 53,306.52 and 21,314.67

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Solution

The fourth proportional to 35,530.44, 53,306.52 and 21,314.67 is: 31,978.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,530.44 : 53,306.52 = 21,314.67 : x
  2. Step 2: Convert to fraction form
    35,530.44/53,306.52 = 21,314.67/x
  3. Step 3: Cross multiply
    35,530.44x = 53,306.52 × 21,314.67
  4. Step 4: Simplify right side
    35,530.44x = 1,136,210,882.65
  5. Step 5: Solve for x
    x = 1,136,210,882.65/35,530.44
  6. Step 6: Final answer
    x = 31,978.52

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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.