Home / 28,955.60-43,526.20-26,901.20

Finding the Fourth Proportional to 28,955.60, 43,526.20 and 26,901.20

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Solution

The fourth proportional to 28,955.60, 43,526.20 and 26,901.20 is: 40,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,955.60 : 43,526.20 = 26,901.20 : x
  2. Step 2: Convert to fraction form
    28,955.60/43,526.20 = 26,901.20/x
  3. Step 3: Cross multiply
    28,955.60x = 43,526.20 × 26,901.20
  4. Step 4: Simplify right side
    28,955.60x = 1,170,907,011.44
  5. Step 5: Solve for x
    x = 1,170,907,011.44/28,955.60
  6. Step 6: Final answer
    x = 40,438.02

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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.