Home / 30,603.51-45,924.69-13,073.47

Finding the Fourth Proportional to 30,603.51, 45,924.69 and 13,073.47

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Solution

The fourth proportional to 30,603.51, 45,924.69 and 13,073.47 is: 19,618.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,603.51 : 45,924.69 = 13,073.47 : x
  2. Step 2: Convert to fraction form
    30,603.51/45,924.69 = 13,073.47/x
  3. Step 3: Cross multiply
    30,603.51x = 45,924.69 × 13,073.47
  4. Step 4: Simplify right side
    30,603.51x = 600,394,991.61
  5. Step 5: Solve for x
    x = 600,394,991.61/30,603.51
  6. Step 6: Final answer
    x = 19,618.50

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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.