Home / 14,195.64-21,293.46-5,312.94

Finding the Fourth Proportional to 14,195.64, 21,293.46 and 5,312.94

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Solution

The fourth proportional to 14,195.64, 21,293.46 and 5,312.94 is: 7,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,195.64 : 21,293.46 = 5,312.94 : x
  2. Step 2: Convert to fraction form
    14,195.64/21,293.46 = 5,312.94/x
  3. Step 3: Cross multiply
    14,195.64x = 21,293.46 × 5,312.94
  4. Step 4: Simplify right side
    14,195.64x = 113,130,875.37
  5. Step 5: Solve for x
    x = 113,130,875.37/14,195.64
  6. Step 6: Final answer
    x = 7,969.41

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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.