Home / 14,153.04-21,229.74-6,145.98

Finding the Fourth Proportional to 14,153.04, 21,229.74 and 6,145.98

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Solution

The fourth proportional to 14,153.04, 21,229.74 and 6,145.98 is: 9,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153.04 : 21,229.74 = 6,145.98 : x
  2. Step 2: Convert to fraction form
    14,153.04/21,229.74 = 6,145.98/x
  3. Step 3: Cross multiply
    14,153.04x = 21,229.74 × 6,145.98
  4. Step 4: Simplify right side
    14,153.04x = 130,477,557.45
  5. Step 5: Solve for x
    x = 130,477,557.45/14,153.04
  6. Step 6: Final answer
    x = 9,219.05

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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.