Home / 15,740.40-23,583.35-11,051.51

Finding the Fourth Proportional to 15,740.40, 23,583.35 and 11,051.51

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Solution

The fourth proportional to 15,740.40, 23,583.35 and 11,051.51 is: 16,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.40 : 23,583.35 = 11,051.51 : x
  2. Step 2: Convert to fraction form
    15,740.40/23,583.35 = 11,051.51/x
  3. Step 3: Cross multiply
    15,740.40x = 23,583.35 × 11,051.51
  4. Step 4: Simplify right side
    15,740.40x = 260,631,455.18
  5. Step 5: Solve for x
    x = 260,631,455.18/15,740.40
  6. Step 6: Final answer
    x = 16,558.12

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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.