Home / 30,176.85-45,232.48-12,626.18

Finding the Fourth Proportional to 30,176.85, 45,232.48 and 12,626.18

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Solution

The fourth proportional to 30,176.85, 45,232.48 and 12,626.18 is: 18,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.85 : 45,232.48 = 12,626.18 : x
  2. Step 2: Convert to fraction form
    30,176.85/45,232.48 = 12,626.18/x
  3. Step 3: Cross multiply
    30,176.85x = 45,232.48 × 12,626.18
  4. Step 4: Simplify right side
    30,176.85x = 571,113,322.55
  5. Step 5: Solve for x
    x = 571,113,322.55/30,176.85
  6. Step 6: Final answer
    x = 18,925.54

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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.