Home / 27,820.08-41,674.47-16,720.74

Finding the Fourth Proportional to 27,820.08, 41,674.47 and 16,720.74

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Solution

The fourth proportional to 27,820.08, 41,674.47 and 16,720.74 is: 25,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820.08 : 41,674.47 = 16,720.74 : x
  2. Step 2: Convert to fraction form
    27,820.08/41,674.47 = 16,720.74/x
  3. Step 3: Cross multiply
    27,820.08x = 41,674.47 × 16,720.74
  4. Step 4: Simplify right side
    27,820.08x = 696,827,977.51
  5. Step 5: Solve for x
    x = 696,827,977.51/27,820.08
  6. Step 6: Final answer
    x = 25,047.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.