Home / 14,271.61-21,409.46-4,411.65

Finding the Fourth Proportional to 14,271.61, 21,409.46 and 4,411.65

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Solution

The fourth proportional to 14,271.61, 21,409.46 and 4,411.65 is: 6,618.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.61 : 21,409.46 = 4,411.65 : x
  2. Step 2: Convert to fraction form
    14,271.61/21,409.46 = 4,411.65/x
  3. Step 3: Cross multiply
    14,271.61x = 21,409.46 × 4,411.65
  4. Step 4: Simplify right side
    14,271.61x = 94,451,085.77
  5. Step 5: Solve for x
    x = 94,451,085.77/14,271.61
  6. Step 6: Final answer
    x = 6,618.11

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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.