Home / 38,288.90-57,409.83-14,888.06

Finding the Fourth Proportional to 38,288.90, 57,409.83 and 14,888.06

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Solution

The fourth proportional to 38,288.90, 57,409.83 and 14,888.06 is: 22,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,288.90 : 57,409.83 = 14,888.06 : x
  2. Step 2: Convert to fraction form
    38,288.90/57,409.83 = 14,888.06/x
  3. Step 3: Cross multiply
    38,288.90x = 57,409.83 × 14,888.06
  4. Step 4: Simplify right side
    38,288.90x = 854,720,993.63
  5. Step 5: Solve for x
    x = 854,720,993.63/38,288.90
  6. Step 6: Final answer
    x = 22,322.94

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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.