Home / 32,612.14-45,012.81-18,473.32

Finding the Fourth Proportional to 32,612.14, 45,012.81 and 18,473.32

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Solution

The fourth proportional to 32,612.14, 45,012.81 and 18,473.32 is: 25,497.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,612.14 : 45,012.81 = 18,473.32 : x
  2. Step 2: Convert to fraction form
    32,612.14/45,012.81 = 18,473.32/x
  3. Step 3: Cross multiply
    32,612.14x = 45,012.81 × 18,473.32
  4. Step 4: Simplify right side
    32,612.14x = 831,536,043.23
  5. Step 5: Solve for x
    x = 831,536,043.23/32,612.14
  6. Step 6: Final answer
    x = 25,497.75

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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.