Home / 14,804.04-20,428.93-8,089.35

Finding the Fourth Proportional to 14,804.04, 20,428.93 and 8,089.35

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Solution

The fourth proportional to 14,804.04, 20,428.93 and 8,089.35 is: 11,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,804.04 : 20,428.93 = 8,089.35 : x
  2. Step 2: Convert to fraction form
    14,804.04/20,428.93 = 8,089.35/x
  3. Step 3: Cross multiply
    14,804.04x = 20,428.93 × 8,089.35
  4. Step 4: Simplify right side
    14,804.04x = 165,256,764.90
  5. Step 5: Solve for x
    x = 165,256,764.90/14,804.04
  6. Step 6: Final answer
    x = 11,162.95

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1.5x scale

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.