Home / 27,558.64-38,031.09-16,228.63

Finding the Fourth Proportional to 27,558.64, 38,031.09 and 16,228.63

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Solution

The fourth proportional to 27,558.64, 38,031.09 and 16,228.63 is: 22,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.64 : 38,031.09 = 16,228.63 : x
  2. Step 2: Convert to fraction form
    27,558.64/38,031.09 = 16,228.63/x
  3. Step 3: Cross multiply
    27,558.64x = 38,031.09 × 16,228.63
  4. Step 4: Simplify right side
    27,558.64x = 617,192,297.95
  5. Step 5: Solve for x
    x = 617,192,297.95/27,558.64
  6. Step 6: Final answer
    x = 22,395.60

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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.