Home / 19,606.57-29,416.02-7,123.27

Finding the Fourth Proportional to 19,606.57, 29,416.02 and 7,123.27

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Solution

The fourth proportional to 19,606.57, 29,416.02 and 7,123.27 is: 10,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,606.57 : 29,416.02 = 7,123.27 : x
  2. Step 2: Convert to fraction form
    19,606.57/29,416.02 = 7,123.27/x
  3. Step 3: Cross multiply
    19,606.57x = 29,416.02 × 7,123.27
  4. Step 4: Simplify right side
    19,606.57x = 209,538,179.25
  5. Step 5: Solve for x
    x = 209,538,179.25/19,606.57
  6. Step 6: Final answer
    x = 10,687.14

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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.