Home / 13,646.04-18,830.72-7,596.12

Finding the Fourth Proportional to 13,646.04, 18,830.72 and 7,596.12

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Solution

The fourth proportional to 13,646.04, 18,830.72 and 7,596.12 is: 10,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,646.04 : 18,830.72 = 7,596.12 : x
  2. Step 2: Convert to fraction form
    13,646.04/18,830.72 = 7,596.12/x
  3. Step 3: Cross multiply
    13,646.04x = 18,830.72 × 7,596.12
  4. Step 4: Simplify right side
    13,646.04x = 143,040,408.81
  5. Step 5: Solve for x
    x = 143,040,408.81/13,646.04
  6. Step 6: Final answer
    x = 10,482.19

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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.