Home / 15,776.98-23,667.93-4,684.77

Finding the Fourth Proportional to 15,776.98, 23,667.93 and 4,684.77

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Solution

The fourth proportional to 15,776.98, 23,667.93 and 4,684.77 is: 7,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,776.98 : 23,667.93 = 4,684.77 : x
  2. Step 2: Convert to fraction form
    15,776.98/23,667.93 = 4,684.77/x
  3. Step 3: Cross multiply
    15,776.98x = 23,667.93 × 4,684.77
  4. Step 4: Simplify right side
    15,776.98x = 110,878,808.43
  5. Step 5: Solve for x
    x = 110,878,808.43/15,776.98
  6. Step 6: Final answer
    x = 7,027.89

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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.