Home / 15,038.12-22,558.34-6,275.54

Finding the Fourth Proportional to 15,038.12, 22,558.34 and 6,275.54

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Solution

The fourth proportional to 15,038.12, 22,558.34 and 6,275.54 is: 9,413.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,038.12 : 22,558.34 = 6,275.54 : x
  2. Step 2: Convert to fraction form
    15,038.12/22,558.34 = 6,275.54/x
  3. Step 3: Cross multiply
    15,038.12x = 22,558.34 × 6,275.54
  4. Step 4: Simplify right side
    15,038.12x = 141,565,667.90
  5. Step 5: Solve for x
    x = 141,565,667.90/15,038.12
  6. Step 6: Final answer
    x = 9,413.79

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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.