Home / 14,036.70-19,370.76-7,663.34

Finding the Fourth Proportional to 14,036.70, 19,370.76 and 7,663.34

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Solution

The fourth proportional to 14,036.70, 19,370.76 and 7,663.34 is: 10,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.70 : 19,370.76 = 7,663.34 : x
  2. Step 2: Convert to fraction form
    14,036.70/19,370.76 = 7,663.34/x
  3. Step 3: Cross multiply
    14,036.70x = 19,370.76 × 7,663.34
  4. Step 4: Simplify right side
    14,036.70x = 148,444,719.94
  5. Step 5: Solve for x
    x = 148,444,719.94/14,036.70
  6. Step 6: Final answer
    x = 10,575.47

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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.