Home / 32,815.81-45,284.79-18,476.45

Finding the Fourth Proportional to 32,815.81, 45,284.79 and 18,476.45

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Solution

The fourth proportional to 32,815.81, 45,284.79 and 18,476.45 is: 25,496.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,815.81 : 45,284.79 = 18,476.45 : x
  2. Step 2: Convert to fraction form
    32,815.81/45,284.79 = 18,476.45/x
  3. Step 3: Cross multiply
    32,815.81x = 45,284.79 × 18,476.45
  4. Step 4: Simplify right side
    32,815.81x = 836,702,158.20
  5. Step 5: Solve for x
    x = 836,702,158.20/32,815.81
  6. Step 6: Final answer
    x = 25,496.92

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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.