Home / 14,740.32-22,110.48-8,580

Finding the Fourth Proportional to 14,740.32, 22,110.48 and 8,580

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Solution

The fourth proportional to 14,740.32, 22,110.48 and 8,580 is: 12,870

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,740.32 : 22,110.48 = 8,580 : x
  2. Step 2: Convert to fraction form
    14,740.32/22,110.48 = 8,580/x
  3. Step 3: Cross multiply
    14,740.32x = 22,110.48 × 8,580
  4. Step 4: Simplify right side
    14,740.32x = 189,707,918.40
  5. Step 5: Solve for x
    x = 189,707,918.40/14,740.32
  6. Step 6: Final answer
    x = 12,870

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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.