Home / 33,088.63-45,686.16-20,358.94

Finding the Fourth Proportional to 33,088.63, 45,686.16 and 20,358.94

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Solution

The fourth proportional to 33,088.63, 45,686.16 and 20,358.94 is: 28,110.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,088.63 : 45,686.16 = 20,358.94 : x
  2. Step 2: Convert to fraction form
    33,088.63/45,686.16 = 20,358.94/x
  3. Step 3: Cross multiply
    33,088.63x = 45,686.16 × 20,358.94
  4. Step 4: Simplify right side
    33,088.63x = 930,121,790.27
  5. Step 5: Solve for x
    x = 930,121,790.27/33,088.63
  6. Step 6: Final answer
    x = 28,110.01

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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.