Home / 28,737.59-39,657.48-16,162.34

Finding the Fourth Proportional to 28,737.59, 39,657.48 and 16,162.34

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Solution

The fourth proportional to 28,737.59, 39,657.48 and 16,162.34 is: 22,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,737.59 : 39,657.48 = 16,162.34 : x
  2. Step 2: Convert to fraction form
    28,737.59/39,657.48 = 16,162.34/x
  3. Step 3: Cross multiply
    28,737.59x = 39,657.48 × 16,162.34
  4. Step 4: Simplify right side
    28,737.59x = 640,957,477.02
  5. Step 5: Solve for x
    x = 640,957,477.02/28,737.59
  6. Step 6: Final answer
    x = 22,303.80

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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.