Home / 13,624.07-18,801.44-7,492.03

Finding the Fourth Proportional to 13,624.07, 18,801.44 and 7,492.03

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Solution

The fourth proportional to 13,624.07, 18,801.44 and 7,492.03 is: 10,339.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624.07 : 18,801.44 = 7,492.03 : x
  2. Step 2: Convert to fraction form
    13,624.07/18,801.44 = 7,492.03/x
  3. Step 3: Cross multiply
    13,624.07x = 18,801.44 × 7,492.03
  4. Step 4: Simplify right side
    13,624.07x = 140,860,949.13
  5. Step 5: Solve for x
    x = 140,860,949.13/13,624.07
  6. Step 6: Final answer
    x = 10,339.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.