Home / 14,486.32-21,728.88-4,626.16

Finding the Fourth Proportional to 14,486.32, 21,728.88 and 4,626.16

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Solution

The fourth proportional to 14,486.32, 21,728.88 and 4,626.16 is: 6,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486.32 : 21,728.88 = 4,626.16 : x
  2. Step 2: Convert to fraction form
    14,486.32/21,728.88 = 4,626.16/x
  3. Step 3: Cross multiply
    14,486.32x = 21,728.88 × 4,626.16
  4. Step 4: Simplify right side
    14,486.32x = 100,521,275.50
  5. Step 5: Solve for x
    x = 100,521,275.50/14,486.32
  6. Step 6: Final answer
    x = 6,939.05

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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.