Home / 30,355.65-41,887.74-16,925.67

Finding the Fourth Proportional to 30,355.65, 41,887.74 and 16,925.67

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Solution

The fourth proportional to 30,355.65, 41,887.74 and 16,925.67 is: 23,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.65 : 41,887.74 = 16,925.67 : x
  2. Step 2: Convert to fraction form
    30,355.65/41,887.74 = 16,925.67/x
  3. Step 3: Cross multiply
    30,355.65x = 41,887.74 × 16,925.67
  4. Step 4: Simplify right side
    30,355.65x = 708,978,064.29
  5. Step 5: Solve for x
    x = 708,978,064.29/30,355.65
  6. Step 6: Final answer
    x = 23,355.72

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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.