Home / 21,342.53-32,004.90-7,299.71

Finding the Fourth Proportional to 21,342.53, 32,004.90 and 7,299.71

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Solution

The fourth proportional to 21,342.53, 32,004.90 and 7,299.71 is: 10,946.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,342.53 : 32,004.90 = 7,299.71 : x
  2. Step 2: Convert to fraction form
    21,342.53/32,004.90 = 7,299.71/x
  3. Step 3: Cross multiply
    21,342.53x = 32,004.90 × 7,299.71
  4. Step 4: Simplify right side
    21,342.53x = 233,626,328.55
  5. Step 5: Solve for x
    x = 233,626,328.55/21,342.53
  6. Step 6: Final answer
    x = 10,946.52

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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.