Home / 30,529.71-45,791.73-11,798.46

Finding the Fourth Proportional to 30,529.71, 45,791.73 and 11,798.46

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Solution

The fourth proportional to 30,529.71, 45,791.73 and 11,798.46 is: 17,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,529.71 : 45,791.73 = 11,798.46 : x
  2. Step 2: Convert to fraction form
    30,529.71/45,791.73 = 11,798.46/x
  3. Step 3: Cross multiply
    30,529.71x = 45,791.73 × 11,798.46
  4. Step 4: Simplify right side
    30,529.71x = 540,271,894.74
  5. Step 5: Solve for x
    x = 540,271,894.74/30,529.71
  6. Step 6: Final answer
    x = 17,696.59

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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.