Home / 27,450.56-37,881.76-14,875.20

Finding the Fourth Proportional to 27,450.56, 37,881.76 and 14,875.20

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Solution

The fourth proportional to 27,450.56, 37,881.76 and 14,875.20 is: 20,527.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,450.56 : 37,881.76 = 14,875.20 : x
  2. Step 2: Convert to fraction form
    27,450.56/37,881.76 = 14,875.20/x
  3. Step 3: Cross multiply
    27,450.56x = 37,881.76 × 14,875.20
  4. Step 4: Simplify right side
    27,450.56x = 563,498,756.35
  5. Step 5: Solve for x
    x = 563,498,756.35/27,450.56
  6. Step 6: Final answer
    x = 20,527.77

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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.