Home / 15,523.65-23,289.09-4,430.49

Finding the Fourth Proportional to 15,523.65, 23,289.09 and 4,430.49

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Solution

The fourth proportional to 15,523.65, 23,289.09 and 4,430.49 is: 6,646.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523.65 : 23,289.09 = 4,430.49 : x
  2. Step 2: Convert to fraction form
    15,523.65/23,289.09 = 4,430.49/x
  3. Step 3: Cross multiply
    15,523.65x = 23,289.09 × 4,430.49
  4. Step 4: Simplify right side
    15,523.65x = 103,182,080.35
  5. Step 5: Solve for x
    x = 103,182,080.35/15,523.65
  6. Step 6: Final answer
    x = 6,646.77

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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.