Home / 52,621.63-78,931.32-17,082.89

Finding the Fourth Proportional to 52,621.63, 78,931.32 and 17,082.89

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Solution

The fourth proportional to 52,621.63, 78,931.32 and 17,082.89 is: 25,623.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,621.63 : 78,931.32 = 17,082.89 : x
  2. Step 2: Convert to fraction form
    52,621.63/78,931.32 = 17,082.89/x
  3. Step 3: Cross multiply
    52,621.63x = 78,931.32 × 17,082.89
  4. Step 4: Simplify right side
    52,621.63x = 1,348,374,990.48
  5. Step 5: Solve for x
    x = 1,348,374,990.48/52,621.63
  6. Step 6: Final answer
    x = 25,623.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.