Home / 28,722.60-43,085.34-10,254.60

Finding the Fourth Proportional to 28,722.60, 43,085.34 and 10,254.60

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Solution

The fourth proportional to 28,722.60, 43,085.34 and 10,254.60 is: 15,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,722.60 : 43,085.34 = 10,254.60 : x
  2. Step 2: Convert to fraction form
    28,722.60/43,085.34 = 10,254.60/x
  3. Step 3: Cross multiply
    28,722.60x = 43,085.34 × 10,254.60
  4. Step 4: Simplify right side
    28,722.60x = 441,822,927.56
  5. Step 5: Solve for x
    x = 441,822,927.56/28,722.60
  6. Step 6: Final answer
    x = 15,382.41

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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.