Home / 32,815.96-45,281.46-18,667.24

Finding the Fourth Proportional to 32,815.96, 45,281.46 and 18,667.24

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Solution

The fourth proportional to 32,815.96, 45,281.46 and 18,667.24 is: 25,758.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,815.96 : 45,281.46 = 18,667.24 : x
  2. Step 2: Convert to fraction form
    32,815.96/45,281.46 = 18,667.24/x
  3. Step 3: Cross multiply
    32,815.96x = 45,281.46 × 18,667.24
  4. Step 4: Simplify right side
    32,815.96x = 845,279,881.37
  5. Step 5: Solve for x
    x = 845,279,881.37/32,815.96
  6. Step 6: Final answer
    x = 25,758.19

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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.