Home / 35,711.51-49,281.39-19,795.62

Finding the Fourth Proportional to 35,711.51, 49,281.39 and 19,795.62

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Solution

The fourth proportional to 35,711.51, 49,281.39 and 19,795.62 is: 27,317.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,711.51 : 49,281.39 = 19,795.62 : x
  2. Step 2: Convert to fraction form
    35,711.51/49,281.39 = 19,795.62/x
  3. Step 3: Cross multiply
    35,711.51x = 49,281.39 × 19,795.62
  4. Step 4: Simplify right side
    35,711.51x = 975,555,669.51
  5. Step 5: Solve for x
    x = 975,555,669.51/35,711.51
  6. Step 6: Final answer
    x = 27,317.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.