Home / 14,452.19-19,938.12-11,456

Finding the Fourth Proportional to 14,452.19, 19,938.12 and 11,456

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Solution

The fourth proportional to 14,452.19, 19,938.12 and 11,456 is: 15,804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.19 : 19,938.12 = 11,456 : x
  2. Step 2: Convert to fraction form
    14,452.19/19,938.12 = 11,456/x
  3. Step 3: Cross multiply
    14,452.19x = 19,938.12 × 11,456
  4. Step 4: Simplify right side
    14,452.19x = 228,411,102.72
  5. Step 5: Solve for x
    x = 228,411,102.72/14,452.19
  6. Step 6: Final answer
    x = 15,804.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.