Home / 27,541.47-38,009.12-15,604.91

Finding the Fourth Proportional to 27,541.47, 38,009.12 and 15,604.91

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Solution

The fourth proportional to 27,541.47, 38,009.12 and 15,604.91 is: 21,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.47 : 38,009.12 = 15,604.91 : x
  2. Step 2: Convert to fraction form
    27,541.47/38,009.12 = 15,604.91/x
  3. Step 3: Cross multiply
    27,541.47x = 38,009.12 × 15,604.91
  4. Step 4: Simplify right side
    27,541.47x = 593,128,628.71
  5. Step 5: Solve for x
    x = 593,128,628.71/27,541.47
  6. Step 6: Final answer
    x = 21,535.84

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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.