Home / 14,180.23-21,270.53-4,946.23

Finding the Fourth Proportional to 14,180.23, 21,270.53 and 4,946.23

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Solution

The fourth proportional to 14,180.23, 21,270.53 and 4,946.23 is: 7,419.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.23 : 21,270.53 = 4,946.23 : x
  2. Step 2: Convert to fraction form
    14,180.23/21,270.53 = 4,946.23/x
  3. Step 3: Cross multiply
    14,180.23x = 21,270.53 × 4,946.23
  4. Step 4: Simplify right side
    14,180.23x = 105,208,933.60
  5. Step 5: Solve for x
    x = 105,208,933.60/14,180.23
  6. Step 6: Final answer
    x = 7,419.41

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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.