Home / 28,888.04-43,334.90-12,017.57

Finding the Fourth Proportional to 28,888.04, 43,334.90 and 12,017.57

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Solution

The fourth proportional to 28,888.04, 43,334.90 and 12,017.57 is: 18,027.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,888.04 : 43,334.90 = 12,017.57 : x
  2. Step 2: Convert to fraction form
    28,888.04/43,334.90 = 12,017.57/x
  3. Step 3: Cross multiply
    28,888.04x = 43,334.90 × 12,017.57
  4. Step 4: Simplify right side
    28,888.04x = 520,780,194.19
  5. Step 5: Solve for x
    x = 520,780,194.19/28,888.04
  6. Step 6: Final answer
    x = 18,027.54

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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.