Home / 30,305.40-45,477.53-14,714.52

Finding the Fourth Proportional to 30,305.40, 45,477.53 and 14,714.52

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Solution

The fourth proportional to 30,305.40, 45,477.53 and 14,714.52 is: 22,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305.40 : 45,477.53 = 14,714.52 : x
  2. Step 2: Convert to fraction form
    30,305.40/45,477.53 = 14,714.52/x
  3. Step 3: Cross multiply
    30,305.40x = 45,477.53 × 14,714.52
  4. Step 4: Simplify right side
    30,305.40x = 669,180,024.74
  5. Step 5: Solve for x
    x = 669,180,024.74/30,305.40
  6. Step 6: Final answer
    x = 22,081.21

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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.