Home / 10,348.32-15,526.08-3,423.36

Finding the Fourth Proportional to 10,348.32, 15,526.08 and 3,423.36

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Solution

The fourth proportional to 10,348.32, 15,526.08 and 3,423.36 is: 5,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.32 : 15,526.08 = 3,423.36 : x
  2. Step 2: Convert to fraction form
    10,348.32/15,526.08 = 3,423.36/x
  3. Step 3: Cross multiply
    10,348.32x = 15,526.08 × 3,423.36
  4. Step 4: Simplify right side
    10,348.32x = 53,151,361.23
  5. Step 5: Solve for x
    x = 53,151,361.23/10,348.32
  6. Step 6: Final answer
    x = 5,136.23

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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.