Home / 19,955.06-29,929.74-7,473.38

Finding the Fourth Proportional to 19,955.06, 29,929.74 and 7,473.38

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Solution

The fourth proportional to 19,955.06, 29,929.74 and 7,473.38 is: 11,209.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955.06 : 29,929.74 = 7,473.38 : x
  2. Step 2: Convert to fraction form
    19,955.06/29,929.74 = 7,473.38/x
  3. Step 3: Cross multiply
    19,955.06x = 29,929.74 × 7,473.38
  4. Step 4: Simplify right side
    19,955.06x = 223,676,320.32
  5. Step 5: Solve for x
    x = 223,676,320.32/19,955.06
  6. Step 6: Final answer
    x = 11,209.00

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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.