Home / 27,518.60-37,975.70-14,943.32

Finding the Fourth Proportional to 27,518.60, 37,975.70 and 14,943.32

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Solution

The fourth proportional to 27,518.60, 37,975.70 and 14,943.32 is: 20,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518.60 : 37,975.70 = 14,943.32 : x
  2. Step 2: Convert to fraction form
    27,518.60/37,975.70 = 14,943.32/x
  3. Step 3: Cross multiply
    27,518.60x = 37,975.70 × 14,943.32
  4. Step 4: Simplify right side
    27,518.60x = 567,483,037.32
  5. Step 5: Solve for x
    x = 567,483,037.32/27,518.60
  6. Step 6: Final answer
    x = 20,621.80

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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.