Home / 35,657.20-53,442.60-15,914.80

Finding the Fourth Proportional to 35,657.20, 53,442.60 and 15,914.80

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Solution

The fourth proportional to 35,657.20, 53,442.60 and 15,914.80 is: 23,852.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,657.20 : 53,442.60 = 15,914.80 : x
  2. Step 2: Convert to fraction form
    35,657.20/53,442.60 = 15,914.80/x
  3. Step 3: Cross multiply
    35,657.20x = 53,442.60 × 15,914.80
  4. Step 4: Simplify right side
    35,657.20x = 850,528,290.48
  5. Step 5: Solve for x
    x = 850,528,290.48/35,657.20
  6. Step 6: Final answer
    x = 23,852.92

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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.