Home / 14,358.56-21,537.84-3,970.04

Finding the Fourth Proportional to 14,358.56, 21,537.84 and 3,970.04

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Solution

The fourth proportional to 14,358.56, 21,537.84 and 3,970.04 is: 5,955.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.56 : 21,537.84 = 3,970.04 : x
  2. Step 2: Convert to fraction form
    14,358.56/21,537.84 = 3,970.04/x
  3. Step 3: Cross multiply
    14,358.56x = 21,537.84 × 3,970.04
  4. Step 4: Simplify right side
    14,358.56x = 85,506,086.31
  5. Step 5: Solve for x
    x = 85,506,086.31/14,358.56
  6. Step 6: Final answer
    x = 5,955.06

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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.