Home / 48,890.98-67,473.90-28,737.76

Finding the Fourth Proportional to 48,890.98, 67,473.90 and 28,737.76

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Solution

The fourth proportional to 48,890.98, 67,473.90 and 28,737.76 is: 39,660.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,890.98 : 67,473.90 = 28,737.76 : x
  2. Step 2: Convert to fraction form
    48,890.98/67,473.90 = 28,737.76/x
  3. Step 3: Cross multiply
    48,890.98x = 67,473.90 × 28,737.76
  4. Step 4: Simplify right side
    48,890.98x = 1,939,048,744.46
  5. Step 5: Solve for x
    x = 1,939,048,744.46/48,890.98
  6. Step 6: Final answer
    x = 39,660.66

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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.