Home / 30,973.75-46,460.63-10,198.87

Finding the Fourth Proportional to 30,973.75, 46,460.63 and 10,198.87

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Solution

The fourth proportional to 30,973.75, 46,460.63 and 10,198.87 is: 15,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,973.75 : 46,460.63 = 10,198.87 : x
  2. Step 2: Convert to fraction form
    30,973.75/46,460.63 = 10,198.87/x
  3. Step 3: Cross multiply
    30,973.75x = 46,460.63 × 10,198.87
  4. Step 4: Simplify right side
    30,973.75x = 473,845,925.49
  5. Step 5: Solve for x
    x = 473,845,925.49/30,973.75
  6. Step 6: Final answer
    x = 15,298.31

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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.