Home / 43,482.08-65,178.57-18,506.07

Finding the Fourth Proportional to 43,482.08, 65,178.57 and 18,506.07

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Solution

The fourth proportional to 43,482.08, 65,178.57 and 18,506.07 is: 27,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,482.08 : 65,178.57 = 18,506.07 : x
  2. Step 2: Convert to fraction form
    43,482.08/65,178.57 = 18,506.07/x
  3. Step 3: Cross multiply
    43,482.08x = 65,178.57 × 18,506.07
  4. Step 4: Simplify right side
    43,482.08x = 1,206,199,248.32
  5. Step 5: Solve for x
    x = 1,206,199,248.32/43,482.08
  6. Step 6: Final answer
    x = 27,740.14

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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.