Home / 37,599.40-51,887.60-20,603.68

Finding the Fourth Proportional to 37,599.40, 51,887.60 and 20,603.68

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Solution

The fourth proportional to 37,599.40, 51,887.60 and 20,603.68 is: 28,433.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,599.40 : 51,887.60 = 20,603.68 : x
  2. Step 2: Convert to fraction form
    37,599.40/51,887.60 = 20,603.68/x
  3. Step 3: Cross multiply
    37,599.40x = 51,887.60 × 20,603.68
  4. Step 4: Simplify right side
    37,599.40x = 1,069,075,506.37
  5. Step 5: Solve for x
    x = 1,069,075,506.37/37,599.40
  6. Step 6: Final answer
    x = 28,433.31

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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.