Home / 19,036.70-28,556.17-7,349.98

Finding the Fourth Proportional to 19,036.70, 28,556.17 and 7,349.98

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Solution

The fourth proportional to 19,036.70, 28,556.17 and 7,349.98 is: 11,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.70 : 28,556.17 = 7,349.98 : x
  2. Step 2: Convert to fraction form
    19,036.70/28,556.17 = 7,349.98/x
  3. Step 3: Cross multiply
    19,036.70x = 28,556.17 × 7,349.98
  4. Step 4: Simplify right side
    19,036.70x = 209,887,278.38
  5. Step 5: Solve for x
    x = 209,887,278.38/19,036.70
  6. Step 6: Final answer
    x = 11,025.40

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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.