Home / 30,575.88-45,801.18-18,058.01

Finding the Fourth Proportional to 30,575.88, 45,801.18 and 18,058.01

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Solution

The fourth proportional to 30,575.88, 45,801.18 and 18,058.01 is: 27,050.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575.88 : 45,801.18 = 18,058.01 : x
  2. Step 2: Convert to fraction form
    30,575.88/45,801.18 = 18,058.01/x
  3. Step 3: Cross multiply
    30,575.88x = 45,801.18 × 18,058.01
  4. Step 4: Simplify right side
    30,575.88x = 827,077,937.45
  5. Step 5: Solve for x
    x = 827,077,937.45/30,575.88
  6. Step 6: Final answer
    x = 27,050.01

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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.