Home / 18,071.04-27,106.56-7,675.52

Finding the Fourth Proportional to 18,071.04, 27,106.56 and 7,675.52

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Solution

The fourth proportional to 18,071.04, 27,106.56 and 7,675.52 is: 11,513.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.04 : 27,106.56 = 7,675.52 : x
  2. Step 2: Convert to fraction form
    18,071.04/27,106.56 = 7,675.52/x
  3. Step 3: Cross multiply
    18,071.04x = 27,106.56 × 7,675.52
  4. Step 4: Simplify right side
    18,071.04x = 208,056,943.41
  5. Step 5: Solve for x
    x = 208,056,943.41/18,071.04
  6. Step 6: Final answer
    x = 11,513.28

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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.