Home / 35,686.10-53,529.15-19,097.30

Finding the Fourth Proportional to 35,686.10, 53,529.15 and 19,097.30

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Solution

The fourth proportional to 35,686.10, 53,529.15 and 19,097.30 is: 28,645.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,686.10 : 53,529.15 = 19,097.30 : x
  2. Step 2: Convert to fraction form
    35,686.10/53,529.15 = 19,097.30/x
  3. Step 3: Cross multiply
    35,686.10x = 53,529.15 × 19,097.30
  4. Step 4: Simplify right side
    35,686.10x = 1,022,262,236.30
  5. Step 5: Solve for x
    x = 1,022,262,236.30/35,686.10
  6. Step 6: Final answer
    x = 28,645.95

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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.