Home / 14,586.32-20,116.68-12,328.58

Finding the Fourth Proportional to 14,586.32, 20,116.68 and 12,328.58

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Solution

The fourth proportional to 14,586.32, 20,116.68 and 12,328.58 is: 17,002.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,586.32 : 20,116.68 = 12,328.58 : x
  2. Step 2: Convert to fraction form
    14,586.32/20,116.68 = 12,328.58/x
  3. Step 3: Cross multiply
    14,586.32x = 20,116.68 × 12,328.58
  4. Step 4: Simplify right side
    14,586.32x = 248,010,098.71
  5. Step 5: Solve for x
    x = 248,010,098.71/14,586.32
  6. Step 6: Final answer
    x = 17,002.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.