Home / 25,114.80-37,709.40-14,043.60

Finding the Fourth Proportional to 25,114.80, 37,709.40 and 14,043.60

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Solution

The fourth proportional to 25,114.80, 37,709.40 and 14,043.60 is: 21,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,114.80 : 37,709.40 = 14,043.60 : x
  2. Step 2: Convert to fraction form
    25,114.80/37,709.40 = 14,043.60/x
  3. Step 3: Cross multiply
    25,114.80x = 37,709.40 × 14,043.60
  4. Step 4: Simplify right side
    25,114.80x = 529,575,729.84
  5. Step 5: Solve for x
    x = 529,575,729.84/25,114.80
  6. Step 6: Final answer
    x = 21,086.20

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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.