Home / 15,336.79-23,005.63-4,243.57

Finding the Fourth Proportional to 15,336.79, 23,005.63 and 4,243.57

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Solution

The fourth proportional to 15,336.79, 23,005.63 and 4,243.57 is: 6,365.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336.79 : 23,005.63 = 4,243.57 : x
  2. Step 2: Convert to fraction form
    15,336.79/23,005.63 = 4,243.57/x
  3. Step 3: Cross multiply
    15,336.79x = 23,005.63 × 4,243.57
  4. Step 4: Simplify right side
    15,336.79x = 97,626,001.30
  5. Step 5: Solve for x
    x = 97,626,001.30/15,336.79
  6. Step 6: Final answer
    x = 6,365.48

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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.