Home / 19,166.57-26,462.02-13,126.94

Finding the Fourth Proportional to 19,166.57, 26,462.02 and 13,126.94

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Solution

The fourth proportional to 19,166.57, 26,462.02 and 13,126.94 is: 18,123.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.57 : 26,462.02 = 13,126.94 : x
  2. Step 2: Convert to fraction form
    19,166.57/26,462.02 = 13,126.94/x
  3. Step 3: Cross multiply
    19,166.57x = 26,462.02 × 13,126.94
  4. Step 4: Simplify right side
    19,166.57x = 347,365,348.82
  5. Step 5: Solve for x
    x = 347,365,348.82/19,166.57
  6. Step 6: Final answer
    x = 18,123.50

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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.