Home / 43,082.62-64,623.96-13,502.77

Finding the Fourth Proportional to 43,082.62, 64,623.96 and 13,502.77

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Solution

The fourth proportional to 43,082.62, 64,623.96 and 13,502.77 is: 20,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,082.62 : 64,623.96 = 13,502.77 : x
  2. Step 2: Convert to fraction form
    43,082.62/64,623.96 = 13,502.77/x
  3. Step 3: Cross multiply
    43,082.62x = 64,623.96 × 13,502.77
  4. Step 4: Simplify right side
    43,082.62x = 872,602,468.37
  5. Step 5: Solve for x
    x = 872,602,468.37/43,082.62
  6. Step 6: Final answer
    x = 20,254.16

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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.