Home / 14,160.36-19,542.24-9,372.06

Finding the Fourth Proportional to 14,160.36, 19,542.24 and 9,372.06

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Solution

The fourth proportional to 14,160.36, 19,542.24 and 9,372.06 is: 12,934.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.36 : 19,542.24 = 9,372.06 : x
  2. Step 2: Convert to fraction form
    14,160.36/19,542.24 = 9,372.06/x
  3. Step 3: Cross multiply
    14,160.36x = 19,542.24 × 9,372.06
  4. Step 4: Simplify right side
    14,160.36x = 183,151,045.81
  5. Step 5: Solve for x
    x = 183,151,045.81/14,160.36
  6. Step 6: Final answer
    x = 12,934.07

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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.