Home / 14,574.48-20,110.32-8,603.88

Finding the Fourth Proportional to 14,574.48, 20,110.32 and 8,603.88

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Solution

The fourth proportional to 14,574.48, 20,110.32 and 8,603.88 is: 11,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.48 : 20,110.32 = 8,603.88 : x
  2. Step 2: Convert to fraction form
    14,574.48/20,110.32 = 8,603.88/x
  3. Step 3: Cross multiply
    14,574.48x = 20,110.32 × 8,603.88
  4. Step 4: Simplify right side
    14,574.48x = 173,026,780.04
  5. Step 5: Solve for x
    x = 173,026,780.04/14,574.48
  6. Step 6: Final answer
    x = 11,871.90

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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.