Home / 18,964.14-28,437.40-11,068.93

Finding the Fourth Proportional to 18,964.14, 28,437.40 and 11,068.93

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Solution

The fourth proportional to 18,964.14, 28,437.40 and 11,068.93 is: 16,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964.14 : 28,437.40 = 11,068.93 : x
  2. Step 2: Convert to fraction form
    18,964.14/28,437.40 = 11,068.93/x
  3. Step 3: Cross multiply
    18,964.14x = 28,437.40 × 11,068.93
  4. Step 4: Simplify right side
    18,964.14x = 314,771,639.36
  5. Step 5: Solve for x
    x = 314,771,639.36/18,964.14
  6. Step 6: Final answer
    x = 16,598.26

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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.