Home / 14,543.55-21,716.81-11,548.38

Finding the Fourth Proportional to 14,543.55, 21,716.81 and 11,548.38

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Solution

The fourth proportional to 14,543.55, 21,716.81 and 11,548.38 is: 17,244.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,543.55 : 21,716.81 = 11,548.38 : x
  2. Step 2: Convert to fraction form
    14,543.55/21,716.81 = 11,548.38/x
  3. Step 3: Cross multiply
    14,543.55x = 21,716.81 × 11,548.38
  4. Step 4: Simplify right side
    14,543.55x = 250,793,916.53
  5. Step 5: Solve for x
    x = 250,793,916.53/14,543.55
  6. Step 6: Final answer
    x = 17,244.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.