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Finding the Fourth Proportional to 30,854.01, 46,281.01 and 7,480.45

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Solution

The fourth proportional to 30,854.01, 46,281.01 and 7,480.45 is: 11,220.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854.01 : 46,281.01 = 7,480.45 : x
  2. Step 2: Convert to fraction form
    30,854.01/46,281.01 = 7,480.45/x
  3. Step 3: Cross multiply
    30,854.01x = 46,281.01 × 7,480.45
  4. Step 4: Simplify right side
    30,854.01x = 346,202,646.85
  5. Step 5: Solve for x
    x = 346,202,646.85/30,854.01
  6. Step 6: Final answer
    x = 11,220.67

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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.