Home / 14,302.55-21,448.56-4,940.16

Finding the Fourth Proportional to 14,302.55, 21,448.56 and 4,940.16

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Solution

The fourth proportional to 14,302.55, 21,448.56 and 4,940.16 is: 7,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.55 : 21,448.56 = 4,940.16 : x
  2. Step 2: Convert to fraction form
    14,302.55/21,448.56 = 4,940.16/x
  3. Step 3: Cross multiply
    14,302.55x = 21,448.56 × 4,940.16
  4. Step 4: Simplify right side
    14,302.55x = 105,959,389.34
  5. Step 5: Solve for x
    x = 105,959,389.34/14,302.55
  6. Step 6: Final answer
    x = 7,408.43

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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.