Home / 53,407.45-80,074.27-23,407.28

Finding the Fourth Proportional to 53,407.45, 80,074.27 and 23,407.28

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Solution

The fourth proportional to 53,407.45, 80,074.27 and 23,407.28 is: 35,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.45 : 80,074.27 = 23,407.28 : x
  2. Step 2: Convert to fraction form
    53,407.45/80,074.27 = 23,407.28/x
  3. Step 3: Cross multiply
    53,407.45x = 80,074.27 × 23,407.28
  4. Step 4: Simplify right side
    53,407.45x = 1,874,320,787.85
  5. Step 5: Solve for x
    x = 1,874,320,787.85/53,407.45
  6. Step 6: Final answer
    x = 35,094.74

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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.