Home / 12,352.58-18,547.33-12,168.06

Finding the Fourth Proportional to 12,352.58, 18,547.33 and 12,168.06

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Solution

The fourth proportional to 12,352.58, 18,547.33 and 12,168.06 is: 18,270.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.58 : 18,547.33 = 12,168.06 : x
  2. Step 2: Convert to fraction form
    12,352.58/18,547.33 = 12,168.06/x
  3. Step 3: Cross multiply
    12,352.58x = 18,547.33 × 12,168.06
  4. Step 4: Simplify right side
    12,352.58x = 225,684,947.12
  5. Step 5: Solve for x
    x = 225,684,947.12/12,352.58
  6. Step 6: Final answer
    x = 18,270.26

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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.