Home / 14,022.40-21,037.56-5,708.38

Finding the Fourth Proportional to 14,022.40, 21,037.56 and 5,708.38

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Solution

The fourth proportional to 14,022.40, 21,037.56 and 5,708.38 is: 8,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.40 : 21,037.56 = 5,708.38 : x
  2. Step 2: Convert to fraction form
    14,022.40/21,037.56 = 5,708.38/x
  3. Step 3: Cross multiply
    14,022.40x = 21,037.56 × 5,708.38
  4. Step 4: Simplify right side
    14,022.40x = 120,090,386.75
  5. Step 5: Solve for x
    x = 120,090,386.75/14,022.40
  6. Step 6: Final answer
    x = 8,564.18

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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.