Home / 27,456.24-37,889.28-14,880.84

Finding the Fourth Proportional to 27,456.24, 37,889.28 and 14,880.84

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Solution

The fourth proportional to 27,456.24, 37,889.28 and 14,880.84 is: 20,535.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.24 : 37,889.28 = 14,880.84 : x
  2. Step 2: Convert to fraction form
    27,456.24/37,889.28 = 14,880.84/x
  3. Step 3: Cross multiply
    27,456.24x = 37,889.28 × 14,880.84
  4. Step 4: Simplify right side
    27,456.24x = 563,824,313.40
  5. Step 5: Solve for x
    x = 563,824,313.40/27,456.24
  6. Step 6: Final answer
    x = 20,535.38

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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.