Home / 30,036.07-41,449.08-17,289.51

Finding the Fourth Proportional to 30,036.07, 41,449.08 and 17,289.51

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Solution

The fourth proportional to 30,036.07, 41,449.08 and 17,289.51 is: 23,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.07 : 41,449.08 = 17,289.51 : x
  2. Step 2: Convert to fraction form
    30,036.07/41,449.08 = 17,289.51/x
  3. Step 3: Cross multiply
    30,036.07x = 41,449.08 × 17,289.51
  4. Step 4: Simplify right side
    30,036.07x = 716,634,283.15
  5. Step 5: Solve for x
    x = 716,634,283.15/30,036.07
  6. Step 6: Final answer
    x = 23,859.12

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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.