Home / 27,453.75-37,886.31-14,878.50

Finding the Fourth Proportional to 27,453.75, 37,886.31 and 14,878.50

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Solution

The fourth proportional to 27,453.75, 37,886.31 and 14,878.50 is: 20,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,453.75 : 37,886.31 = 14,878.50 : x
  2. Step 2: Convert to fraction form
    27,453.75/37,886.31 = 14,878.50/x
  3. Step 3: Cross multiply
    27,453.75x = 37,886.31 × 14,878.50
  4. Step 4: Simplify right side
    27,453.75x = 563,691,463.34
  5. Step 5: Solve for x
    x = 563,691,463.34/27,453.75
  6. Step 6: Final answer
    x = 20,532.40

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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.