Home / 27,554.84-38,026.06-14,979.86

Finding the Fourth Proportional to 27,554.84, 38,026.06 and 14,979.86

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Solution

The fourth proportional to 27,554.84, 38,026.06 and 14,979.86 is: 20,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.84 : 38,026.06 = 14,979.86 : x
  2. Step 2: Convert to fraction form
    27,554.84/38,026.06 = 14,979.86/x
  3. Step 3: Cross multiply
    27,554.84x = 38,026.06 × 14,979.86
  4. Step 4: Simplify right side
    27,554.84x = 569,625,055.15
  5. Step 5: Solve for x
    x = 569,625,055.15/27,554.84
  6. Step 6: Final answer
    x = 20,672.41

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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.