Home / 35,674.05-53,477.97-13,172.30

Finding the Fourth Proportional to 35,674.05, 53,477.97 and 13,172.30

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Solution

The fourth proportional to 35,674.05, 53,477.97 and 13,172.30 is: 19,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.05 : 53,477.97 = 13,172.30 : x
  2. Step 2: Convert to fraction form
    35,674.05/53,477.97 = 13,172.30/x
  3. Step 3: Cross multiply
    35,674.05x = 53,477.97 × 13,172.30
  4. Step 4: Simplify right side
    35,674.05x = 704,427,671.67
  5. Step 5: Solve for x
    x = 704,427,671.67/35,674.05
  6. Step 6: Final answer
    x = 19,746.22

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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.