Home / 27,415.76-37,833.74-14,840.50

Finding the Fourth Proportional to 27,415.76, 37,833.74 and 14,840.50

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Solution

The fourth proportional to 27,415.76, 37,833.74 and 14,840.50 is: 20,479.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,415.76 : 37,833.74 = 14,840.50 : x
  2. Step 2: Convert to fraction form
    27,415.76/37,833.74 = 14,840.50/x
  3. Step 3: Cross multiply
    27,415.76x = 37,833.74 × 14,840.50
  4. Step 4: Simplify right side
    27,415.76x = 561,471,618.47
  5. Step 5: Solve for x
    x = 561,471,618.47/27,415.76
  6. Step 6: Final answer
    x = 20,479.89

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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.