Home / 45,062.46-67,603.32-13,474.98

Finding the Fourth Proportional to 45,062.46, 67,603.32 and 13,474.98

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Solution

The fourth proportional to 45,062.46, 67,603.32 and 13,474.98 is: 20,215.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,062.46 : 67,603.32 = 13,474.98 : x
  2. Step 2: Convert to fraction form
    45,062.46/67,603.32 = 13,474.98/x
  3. Step 3: Cross multiply
    45,062.46x = 67,603.32 × 13,474.98
  4. Step 4: Simplify right side
    45,062.46x = 910,953,384.93
  5. Step 5: Solve for x
    x = 910,953,384.93/45,062.46
  6. Step 6: Final answer
    x = 20,215.35

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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.