Home / 37,127.45-51,235.26-20,994.50

Finding the Fourth Proportional to 37,127.45, 51,235.26 and 20,994.50

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Solution

The fourth proportional to 37,127.45, 51,235.26 and 20,994.50 is: 28,972.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,127.45 : 51,235.26 = 20,994.50 : x
  2. Step 2: Convert to fraction form
    37,127.45/51,235.26 = 20,994.50/x
  3. Step 3: Cross multiply
    37,127.45x = 51,235.26 × 20,994.50
  4. Step 4: Simplify right side
    37,127.45x = 1,075,658,666.07
  5. Step 5: Solve for x
    x = 1,075,658,666.07/37,127.45
  6. Step 6: Final answer
    x = 28,972.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.