Home / 28,636.34-39,518.61-16,060.82

Finding the Fourth Proportional to 28,636.34, 39,518.61 and 16,060.82

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Solution

The fourth proportional to 28,636.34, 39,518.61 and 16,060.82 is: 22,164.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,636.34 : 39,518.61 = 16,060.82 : x
  2. Step 2: Convert to fraction form
    28,636.34/39,518.61 = 16,060.82/x
  3. Step 3: Cross multiply
    28,636.34x = 39,518.61 × 16,060.82
  4. Step 4: Simplify right side
    28,636.34x = 634,701,281.86
  5. Step 5: Solve for x
    x = 634,701,281.86/28,636.34
  6. Step 6: Final answer
    x = 22,164.19

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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.