Home / 30,477.39-42,058.62-17,050.11

Finding the Fourth Proportional to 30,477.39, 42,058.62 and 17,050.11

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Solution

The fourth proportional to 30,477.39, 42,058.62 and 17,050.11 is: 23,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,477.39 : 42,058.62 = 17,050.11 : x
  2. Step 2: Convert to fraction form
    30,477.39/42,058.62 = 17,050.11/x
  3. Step 3: Cross multiply
    30,477.39x = 42,058.62 × 17,050.11
  4. Step 4: Simplify right side
    30,477.39x = 717,104,097.45
  5. Step 5: Solve for x
    x = 717,104,097.45/30,477.39
  6. Step 6: Final answer
    x = 23,529.05

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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.