Home / 27,015.04-37,276.48-15,077.80

Finding the Fourth Proportional to 27,015.04, 37,276.48 and 15,077.80

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Solution

The fourth proportional to 27,015.04, 37,276.48 and 15,077.80 is: 20,804.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.04 : 37,276.48 = 15,077.80 : x
  2. Step 2: Convert to fraction form
    27,015.04/37,276.48 = 15,077.80/x
  3. Step 3: Cross multiply
    27,015.04x = 37,276.48 × 15,077.80
  4. Step 4: Simplify right side
    27,015.04x = 562,047,310.14
  5. Step 5: Solve for x
    x = 562,047,310.14/27,015.04
  6. Step 6: Final answer
    x = 20,804.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.