Home / 14,409.15-19,884.74-8,036.16

Finding the Fourth Proportional to 14,409.15, 19,884.74 and 8,036.16

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Solution

The fourth proportional to 14,409.15, 19,884.74 and 8,036.16 is: 11,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.15 : 19,884.74 = 8,036.16 : x
  2. Step 2: Convert to fraction form
    14,409.15/19,884.74 = 8,036.16/x
  3. Step 3: Cross multiply
    14,409.15x = 19,884.74 × 8,036.16
  4. Step 4: Simplify right side
    14,409.15x = 159,796,994.50
  5. Step 5: Solve for x
    x = 159,796,994.50/14,409.15
  6. Step 6: Final answer
    x = 11,089.96

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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.