Home / 14,012.76-21,019.23-4,152.13

Finding the Fourth Proportional to 14,012.76, 21,019.23 and 4,152.13

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Solution

The fourth proportional to 14,012.76, 21,019.23 and 4,152.13 is: 6,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.76 : 21,019.23 = 4,152.13 : x
  2. Step 2: Convert to fraction form
    14,012.76/21,019.23 = 4,152.13/x
  3. Step 3: Cross multiply
    14,012.76x = 21,019.23 × 4,152.13
  4. Step 4: Simplify right side
    14,012.76x = 87,274,522.91
  5. Step 5: Solve for x
    x = 87,274,522.91/14,012.76
  6. Step 6: Final answer
    x = 6,228.22

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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.