Home / 32,739.59-45,186.12-19,314.18

Finding the Fourth Proportional to 32,739.59, 45,186.12 and 19,314.18

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Solution

The fourth proportional to 32,739.59, 45,186.12 and 19,314.18 is: 26,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,739.59 : 45,186.12 = 19,314.18 : x
  2. Step 2: Convert to fraction form
    32,739.59/45,186.12 = 19,314.18/x
  3. Step 3: Cross multiply
    32,739.59x = 45,186.12 × 19,314.18
  4. Step 4: Simplify right side
    32,739.59x = 872,732,855.18
  5. Step 5: Solve for x
    x = 872,732,855.18/32,739.59
  6. Step 6: Final answer
    x = 26,656.80

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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.