Home / 19,710.12-29,570.58-9,837.48

Finding the Fourth Proportional to 19,710.12, 29,570.58 and 9,837.48

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Solution

The fourth proportional to 19,710.12, 29,570.58 and 9,837.48 is: 14,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710.12 : 29,570.58 = 9,837.48 : x
  2. Step 2: Convert to fraction form
    19,710.12/29,570.58 = 9,837.48/x
  3. Step 3: Cross multiply
    19,710.12x = 29,570.58 × 9,837.48
  4. Step 4: Simplify right side
    19,710.12x = 290,899,989.34
  5. Step 5: Solve for x
    x = 290,899,989.34/19,710.12
  6. Step 6: Final answer
    x = 14,758.92

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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.