Home / 14,389.18-21,586.84-8,152.18

Finding the Fourth Proportional to 14,389.18, 21,586.84 and 8,152.18

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Solution

The fourth proportional to 14,389.18, 21,586.84 and 8,152.18 is: 12,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.18 : 21,586.84 = 8,152.18 : x
  2. Step 2: Convert to fraction form
    14,389.18/21,586.84 = 8,152.18/x
  3. Step 3: Cross multiply
    14,389.18x = 21,586.84 × 8,152.18
  4. Step 4: Simplify right side
    14,389.18x = 175,979,730.96
  5. Step 5: Solve for x
    x = 175,979,730.96/14,389.18
  6. Step 6: Final answer
    x = 12,230.01

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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.