Home / 46,355.58-69,536.15-13,078.49

Finding the Fourth Proportional to 46,355.58, 69,536.15 and 13,078.49

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Solution

The fourth proportional to 46,355.58, 69,536.15 and 13,078.49 is: 19,618.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,355.58 : 69,536.15 = 13,078.49 : x
  2. Step 2: Convert to fraction form
    46,355.58/69,536.15 = 13,078.49/x
  3. Step 3: Cross multiply
    46,355.58x = 69,536.15 × 13,078.49
  4. Step 4: Simplify right side
    46,355.58x = 909,427,429.34
  5. Step 5: Solve for x
    x = 909,427,429.34/46,355.58
  6. Step 6: Final answer
    x = 19,618.51

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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.