Home / 14,302.37-21,452.50-7,278.00

Finding the Fourth Proportional to 14,302.37, 21,452.50 and 7,278.00

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Solution

The fourth proportional to 14,302.37, 21,452.50 and 7,278.00 is: 10,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.37 : 21,452.50 = 7,278.00 : x
  2. Step 2: Convert to fraction form
    14,302.37/21,452.50 = 7,278.00/x
  3. Step 3: Cross multiply
    14,302.37x = 21,452.50 × 7,278.00
  4. Step 4: Simplify right side
    14,302.37x = 156,131,303.38
  5. Step 5: Solve for x
    x = 156,131,303.38/14,302.37
  6. Step 6: Final answer
    x = 10,916.46

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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.