Home / 56,177.80-84,267.03-18,737.77

Finding the Fourth Proportional to 56,177.80, 84,267.03 and 18,737.77

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Solution

The fourth proportional to 56,177.80, 84,267.03 and 18,737.77 is: 28,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,177.80 : 84,267.03 = 18,737.77 : x
  2. Step 2: Convert to fraction form
    56,177.80/84,267.03 = 18,737.77/x
  3. Step 3: Cross multiply
    56,177.80x = 84,267.03 × 18,737.77
  4. Step 4: Simplify right side
    56,177.80x = 1,578,976,226.72
  5. Step 5: Solve for x
    x = 1,578,976,226.72/56,177.80
  6. Step 6: Final answer
    x = 28,106.77

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1.5x scale

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.