Home / 32,653.34-45,065.38-18,317.12

Finding the Fourth Proportional to 32,653.34, 45,065.38 and 18,317.12

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Solution

The fourth proportional to 32,653.34, 45,065.38 and 18,317.12 is: 25,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.34 : 45,065.38 = 18,317.12 : x
  2. Step 2: Convert to fraction form
    32,653.34/45,065.38 = 18,317.12/x
  3. Step 3: Cross multiply
    32,653.34x = 45,065.38 × 18,317.12
  4. Step 4: Simplify right side
    32,653.34x = 825,467,973.31
  5. Step 5: Solve for x
    x = 825,467,973.31/32,653.34
  6. Step 6: Final answer
    x = 25,279.74

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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.