Home / 43,342.61-65,019.38-14,885.12

Finding the Fourth Proportional to 43,342.61, 65,019.38 and 14,885.12

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Solution

The fourth proportional to 43,342.61, 65,019.38 and 14,885.12 is: 22,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,342.61 : 65,019.38 = 14,885.12 : x
  2. Step 2: Convert to fraction form
    43,342.61/65,019.38 = 14,885.12/x
  3. Step 3: Cross multiply
    43,342.61x = 65,019.38 × 14,885.12
  4. Step 4: Simplify right side
    43,342.61x = 967,821,199.20
  5. Step 5: Solve for x
    x = 967,821,199.20/43,342.61
  6. Step 6: Final answer
    x = 22,329.56

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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.