Home / 37,368.48-56,041.76-13,989.44

Finding the Fourth Proportional to 37,368.48, 56,041.76 and 13,989.44

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Solution

The fourth proportional to 37,368.48, 56,041.76 and 13,989.44 is: 20,980.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,368.48 : 56,041.76 = 13,989.44 : x
  2. Step 2: Convert to fraction form
    37,368.48/56,041.76 = 13,989.44/x
  3. Step 3: Cross multiply
    37,368.48x = 56,041.76 × 13,989.44
  4. Step 4: Simplify right side
    37,368.48x = 783,992,839.01
  5. Step 5: Solve for x
    x = 783,992,839.01/37,368.48
  6. Step 6: Final answer
    x = 20,980.06

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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.