Home / 42,604.63-63,907.11-13,022.35

Finding the Fourth Proportional to 42,604.63, 63,907.11 and 13,022.35

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Solution

The fourth proportional to 42,604.63, 63,907.11 and 13,022.35 is: 19,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,604.63 : 63,907.11 = 13,022.35 : x
  2. Step 2: Convert to fraction form
    42,604.63/63,907.11 = 13,022.35/x
  3. Step 3: Cross multiply
    42,604.63x = 63,907.11 × 13,022.35
  4. Step 4: Simplify right side
    42,604.63x = 832,220,953.62
  5. Step 5: Solve for x
    x = 832,220,953.62/42,604.63
  6. Step 6: Final answer
    x = 19,533.58

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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.