Home / 27,554.08-38,024.72-14,978.84

Finding the Fourth Proportional to 27,554.08, 38,024.72 and 14,978.84

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Solution

The fourth proportional to 27,554.08, 38,024.72 and 14,978.84 is: 20,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.08 : 38,024.72 = 14,978.84 : x
  2. Step 2: Convert to fraction form
    27,554.08/38,024.72 = 14,978.84/x
  3. Step 3: Cross multiply
    27,554.08x = 38,024.72 × 14,978.84
  4. Step 4: Simplify right side
    27,554.08x = 569,566,196.92
  5. Step 5: Solve for x
    x = 569,566,196.92/27,554.08
  6. Step 6: Final answer
    x = 20,670.85

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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.