Home / 38,699.40-58,014.54-15,309.84

Finding the Fourth Proportional to 38,699.40, 58,014.54 and 15,309.84

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Solution

The fourth proportional to 38,699.40, 58,014.54 and 15,309.84 is: 22,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,699.40 : 58,014.54 = 15,309.84 : x
  2. Step 2: Convert to fraction form
    38,699.40/58,014.54 = 15,309.84/x
  3. Step 3: Cross multiply
    38,699.40x = 58,014.54 × 15,309.84
  4. Step 4: Simplify right side
    38,699.40x = 888,193,325.07
  5. Step 5: Solve for x
    x = 888,193,325.07/38,699.40
  6. Step 6: Final answer
    x = 22,951.09

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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.