Home / 14,477.22-19,970.01-8,878.50

Finding the Fourth Proportional to 14,477.22, 19,970.01 and 8,878.50

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Solution

The fourth proportional to 14,477.22, 19,970.01 and 8,878.50 is: 12,247.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.22 : 19,970.01 = 8,878.50 : x
  2. Step 2: Convert to fraction form
    14,477.22/19,970.01 = 8,878.50/x
  3. Step 3: Cross multiply
    14,477.22x = 19,970.01 × 8,878.50
  4. Step 4: Simplify right side
    14,477.22x = 177,303,733.79
  5. Step 5: Solve for x
    x = 177,303,733.79/14,477.22
  6. Step 6: Final answer
    x = 12,247.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.