Home / 16,378.79-24,568.19-6,518.16

Finding the Fourth Proportional to 16,378.79, 24,568.19 and 6,518.16

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Solution

The fourth proportional to 16,378.79, 24,568.19 and 6,518.16 is: 9,777.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.79 : 24,568.19 = 6,518.16 : x
  2. Step 2: Convert to fraction form
    16,378.79/24,568.19 = 6,518.16/x
  3. Step 3: Cross multiply
    16,378.79x = 24,568.19 × 6,518.16
  4. Step 4: Simplify right side
    16,378.79x = 160,139,360.74
  5. Step 5: Solve for x
    x = 160,139,360.74/16,378.79
  6. Step 6: Final answer
    x = 9,777.24

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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.