Home / 32,616.14-45,018.34-18,477.32

Finding the Fourth Proportional to 32,616.14, 45,018.34 and 18,477.32

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Solution

The fourth proportional to 32,616.14, 45,018.34 and 18,477.32 is: 25,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,616.14 : 45,018.34 = 18,477.32 : x
  2. Step 2: Convert to fraction form
    32,616.14/45,018.34 = 18,477.32/x
  3. Step 3: Cross multiply
    32,616.14x = 45,018.34 × 18,477.32
  4. Step 4: Simplify right side
    32,616.14x = 831,818,274.05
  5. Step 5: Solve for x
    x = 831,818,274.05/32,616.14
  6. Step 6: Final answer
    x = 25,503.27

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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.