Home / 30,015.59-44,999.08-12,498.53

Finding the Fourth Proportional to 30,015.59, 44,999.08 and 12,498.53

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Solution

The fourth proportional to 30,015.59, 44,999.08 and 12,498.53 is: 18,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,015.59 : 44,999.08 = 12,498.53 : x
  2. Step 2: Convert to fraction form
    30,015.59/44,999.08 = 12,498.53/x
  3. Step 3: Cross multiply
    30,015.59x = 44,999.08 × 12,498.53
  4. Step 4: Simplify right side
    30,015.59x = 562,422,095.11
  5. Step 5: Solve for x
    x = 562,422,095.11/30,015.59
  6. Step 6: Final answer
    x = 18,737.67

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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.