Home / 19,515.06-29,272.95-7,036.02

Finding the Fourth Proportional to 19,515.06, 29,272.95 and 7,036.02

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Solution

The fourth proportional to 19,515.06, 29,272.95 and 7,036.02 is: 10,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515.06 : 29,272.95 = 7,036.02 : x
  2. Step 2: Convert to fraction form
    19,515.06/29,272.95 = 7,036.02/x
  3. Step 3: Cross multiply
    19,515.06x = 29,272.95 × 7,036.02
  4. Step 4: Simplify right side
    19,515.06x = 205,965,061.66
  5. Step 5: Solve for x
    x = 205,965,061.66/19,515.06
  6. Step 6: Final answer
    x = 10,554.16

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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.