Home / 32,815.42-45,281.16-18,473.46

Finding the Fourth Proportional to 32,815.42, 45,281.16 and 18,473.46

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Solution

The fourth proportional to 32,815.42, 45,281.16 and 18,473.46 is: 25,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,815.42 : 45,281.16 = 18,473.46 : x
  2. Step 2: Convert to fraction form
    32,815.42/45,281.16 = 18,473.46/x
  3. Step 3: Cross multiply
    32,815.42x = 45,281.16 × 18,473.46
  4. Step 4: Simplify right side
    32,815.42x = 836,499,698.01
  5. Step 5: Solve for x
    x = 836,499,698.01/32,815.42
  6. Step 6: Final answer
    x = 25,491.06

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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.