Home / 36,039.64-53,822.88-30,717.96

Finding the Fourth Proportional to 36,039.64, 53,822.88 and 30,717.96

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Solution

The fourth proportional to 36,039.64, 53,822.88 and 30,717.96 is: 45,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,039.64 : 53,822.88 = 30,717.96 : x
  2. Step 2: Convert to fraction form
    36,039.64/53,822.88 = 30,717.96/x
  3. Step 3: Cross multiply
    36,039.64x = 53,822.88 × 30,717.96
  4. Step 4: Simplify right side
    36,039.64x = 1,653,329,074.92
  5. Step 5: Solve for x
    x = 1,653,329,074.92/36,039.64
  6. Step 6: Final answer
    x = 45,875.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.