Home / 27,554.23-38,025.12-14,978.98

Finding the Fourth Proportional to 27,554.23, 38,025.12 and 14,978.98

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Solution

The fourth proportional to 27,554.23, 38,025.12 and 14,978.98 is: 20,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.23 : 38,025.12 = 14,978.98 : x
  2. Step 2: Convert to fraction form
    27,554.23/38,025.12 = 14,978.98/x
  3. Step 3: Cross multiply
    27,554.23x = 38,025.12 × 14,978.98
  4. Step 4: Simplify right side
    27,554.23x = 569,577,511.98
  5. Step 5: Solve for x
    x = 569,577,511.98/27,554.23
  6. Step 6: Final answer
    x = 20,671.15

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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.