Home / 19,837.34-29,758.80-5,798.40

Finding the Fourth Proportional to 19,837.34, 29,758.80 and 5,798.40

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Solution

The fourth proportional to 19,837.34, 29,758.80 and 5,798.40 is: 8,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.34 : 29,758.80 = 5,798.40 : x
  2. Step 2: Convert to fraction form
    19,837.34/29,758.80 = 5,798.40/x
  3. Step 3: Cross multiply
    19,837.34x = 29,758.80 × 5,798.40
  4. Step 4: Simplify right side
    19,837.34x = 172,553,425.92
  5. Step 5: Solve for x
    x = 172,553,425.92/19,837.34
  6. Step 6: Final answer
    x = 8,698.42

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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.