Home / 18,169.04-27,264.06-7,638.22

Finding the Fourth Proportional to 18,169.04, 27,264.06 and 7,638.22

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Solution

The fourth proportional to 18,169.04, 27,264.06 and 7,638.22 is: 11,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169.04 : 27,264.06 = 7,638.22 : x
  2. Step 2: Convert to fraction form
    18,169.04/27,264.06 = 7,638.22/x
  3. Step 3: Cross multiply
    18,169.04x = 27,264.06 × 7,638.22
  4. Step 4: Simplify right side
    18,169.04x = 208,248,888.37
  5. Step 5: Solve for x
    x = 208,248,888.37/18,169.04
  6. Step 6: Final answer
    x = 11,461.74

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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.