Home / 21,653.01-32,477.40-14,677.84

Finding the Fourth Proportional to 21,653.01, 32,477.40 and 14,677.84

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Solution

The fourth proportional to 21,653.01, 32,477.40 and 14,677.84 is: 22,015.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,653.01 : 32,477.40 = 14,677.84 : x
  2. Step 2: Convert to fraction form
    21,653.01/32,477.40 = 14,677.84/x
  3. Step 3: Cross multiply
    21,653.01x = 32,477.40 × 14,677.84
  4. Step 4: Simplify right side
    21,653.01x = 476,698,080.82
  5. Step 5: Solve for x
    x = 476,698,080.82/21,653.01
  6. Step 6: Final answer
    x = 22,015.33

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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.