Home / 29,164.60-40,225.84-19,076.86

Finding the Fourth Proportional to 29,164.60, 40,225.84 and 19,076.86

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Solution

The fourth proportional to 29,164.60, 40,225.84 and 19,076.86 is: 26,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,164.60 : 40,225.84 = 19,076.86 : x
  2. Step 2: Convert to fraction form
    29,164.60/40,225.84 = 19,076.86/x
  3. Step 3: Cross multiply
    29,164.60x = 40,225.84 × 19,076.86
  4. Step 4: Simplify right side
    29,164.60x = 767,382,718.06
  5. Step 5: Solve for x
    x = 767,382,718.06/29,164.60
  6. Step 6: Final answer
    x = 26,312.13

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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.