Home / 16,303.36-24,454.88-6,447.20

Finding the Fourth Proportional to 16,303.36, 24,454.88 and 6,447.20

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Solution

The fourth proportional to 16,303.36, 24,454.88 and 6,447.20 is: 9,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,303.36 : 24,454.88 = 6,447.20 : x
  2. Step 2: Convert to fraction form
    16,303.36/24,454.88 = 6,447.20/x
  3. Step 3: Cross multiply
    16,303.36x = 24,454.88 × 6,447.20
  4. Step 4: Simplify right side
    16,303.36x = 157,665,502.34
  5. Step 5: Solve for x
    x = 157,665,502.34/16,303.36
  6. Step 6: Final answer
    x = 9,670.74

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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.