Home / 14,492.96-21,739.50-5,130.84

Finding the Fourth Proportional to 14,492.96, 21,739.50 and 5,130.84

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Solution

The fourth proportional to 14,492.96, 21,739.50 and 5,130.84 is: 7,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.96 : 21,739.50 = 5,130.84 : x
  2. Step 2: Convert to fraction form
    14,492.96/21,739.50 = 5,130.84/x
  3. Step 3: Cross multiply
    14,492.96x = 21,739.50 × 5,130.84
  4. Step 4: Simplify right side
    14,492.96x = 111,541,896.18
  5. Step 5: Solve for x
    x = 111,541,896.18/14,492.96
  6. Step 6: Final answer
    x = 7,696.28

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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.