Home / 27,365.32-40,988.57-16,803.28

Finding the Fourth Proportional to 27,365.32, 40,988.57 and 16,803.28

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Solution

The fourth proportional to 27,365.32, 40,988.57 and 16,803.28 is: 25,168.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,365.32 : 40,988.57 = 16,803.28 : x
  2. Step 2: Convert to fraction form
    27,365.32/40,988.57 = 16,803.28/x
  3. Step 3: Cross multiply
    27,365.32x = 40,988.57 × 16,803.28
  4. Step 4: Simplify right side
    27,365.32x = 688,742,418.51
  5. Step 5: Solve for x
    x = 688,742,418.51/27,365.32
  6. Step 6: Final answer
    x = 25,168.44

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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.