Home / 32,714.80-45,143.04-18,376.24

Finding the Fourth Proportional to 32,714.80, 45,143.04 and 18,376.24

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Solution

The fourth proportional to 32,714.80, 45,143.04 and 18,376.24 is: 25,357.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,714.80 : 45,143.04 = 18,376.24 : x
  2. Step 2: Convert to fraction form
    32,714.80/45,143.04 = 18,376.24/x
  3. Step 3: Cross multiply
    32,714.80x = 45,143.04 × 18,376.24
  4. Step 4: Simplify right side
    32,714.80x = 829,559,337.37
  5. Step 5: Solve for x
    x = 829,559,337.37/32,714.80
  6. Step 6: Final answer
    x = 25,357.31

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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.