Home / 27,541.64-38,008.28-15,604.98

Finding the Fourth Proportional to 27,541.64, 38,008.28 and 15,604.98

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Solution

The fourth proportional to 27,541.64, 38,008.28 and 15,604.98 is: 21,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.64 : 38,008.28 = 15,604.98 : x
  2. Step 2: Convert to fraction form
    27,541.64/38,008.28 = 15,604.98/x
  3. Step 3: Cross multiply
    27,541.64x = 38,008.28 × 15,604.98
  4. Step 4: Simplify right side
    27,541.64x = 593,118,449.23
  5. Step 5: Solve for x
    x = 593,118,449.23/27,541.64
  6. Step 6: Final answer
    x = 21,535.34

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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.