Home / 27,486.07-41,206.02-19,141.45

Finding the Fourth Proportional to 27,486.07, 41,206.02 and 19,141.45

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Solution

The fourth proportional to 27,486.07, 41,206.02 and 19,141.45 is: 28,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.07 : 41,206.02 = 19,141.45 : x
  2. Step 2: Convert to fraction form
    27,486.07/41,206.02 = 19,141.45/x
  3. Step 3: Cross multiply
    27,486.07x = 41,206.02 × 19,141.45
  4. Step 4: Simplify right side
    27,486.07x = 788,742,971.53
  5. Step 5: Solve for x
    x = 788,742,971.53/27,486.07
  6. Step 6: Final answer
    x = 28,696.10

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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.