Home / 19,738.95-29,555.37-15,036.57

Finding the Fourth Proportional to 19,738.95, 29,555.37 and 15,036.57

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Solution

The fourth proportional to 19,738.95, 29,555.37 and 15,036.57 is: 22,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.95 : 29,555.37 = 15,036.57 : x
  2. Step 2: Convert to fraction form
    19,738.95/29,555.37 = 15,036.57/x
  3. Step 3: Cross multiply
    19,738.95x = 29,555.37 × 15,036.57
  4. Step 4: Simplify right side
    19,738.95x = 444,411,389.88
  5. Step 5: Solve for x
    x = 444,411,389.88/19,738.95
  6. Step 6: Final answer
    x = 22,514.44

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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.