Home / 38,966.06-58,434.73-13,999.41

Finding the Fourth Proportional to 38,966.06, 58,434.73 and 13,999.41

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Solution

The fourth proportional to 38,966.06, 58,434.73 and 13,999.41 is: 20,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,966.06 : 58,434.73 = 13,999.41 : x
  2. Step 2: Convert to fraction form
    38,966.06/58,434.73 = 13,999.41/x
  3. Step 3: Cross multiply
    38,966.06x = 58,434.73 × 13,999.41
  4. Step 4: Simplify right side
    38,966.06x = 818,051,708.51
  5. Step 5: Solve for x
    x = 818,051,708.51/38,966.06
  6. Step 6: Final answer
    x = 20,993.95

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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.