Home / 38,858.28-53,624.22-22,091.40

Finding the Fourth Proportional to 38,858.28, 53,624.22 and 22,091.40

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Solution

The fourth proportional to 38,858.28, 53,624.22 and 22,091.40 is: 30,486.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858.28 : 53,624.22 = 22,091.40 : x
  2. Step 2: Convert to fraction form
    38,858.28/53,624.22 = 22,091.40/x
  3. Step 3: Cross multiply
    38,858.28x = 53,624.22 × 22,091.40
  4. Step 4: Simplify right side
    38,858.28x = 1,184,634,093.71
  5. Step 5: Solve for x
    x = 1,184,634,093.71/38,858.28
  6. Step 6: Final answer
    x = 30,486.01

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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.