Home / 27,988.64-38,625.94-16,051.88

Finding the Fourth Proportional to 27,988.64, 38,625.94 and 16,051.88

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Solution

The fourth proportional to 27,988.64, 38,625.94 and 16,051.88 is: 22,152.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,988.64 : 38,625.94 = 16,051.88 : x
  2. Step 2: Convert to fraction form
    27,988.64/38,625.94 = 16,051.88/x
  3. Step 3: Cross multiply
    27,988.64x = 38,625.94 × 16,051.88
  4. Step 4: Simplify right side
    27,988.64x = 620,018,953.77
  5. Step 5: Solve for x
    x = 620,018,953.77/27,988.64
  6. Step 6: Final answer
    x = 22,152.52

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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.