Home / 28,740.69-43,151.34-14,710.77

Finding the Fourth Proportional to 28,740.69, 43,151.34 and 14,710.77

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Solution

The fourth proportional to 28,740.69, 43,151.34 and 14,710.77 is: 22,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,740.69 : 43,151.34 = 14,710.77 : x
  2. Step 2: Convert to fraction form
    28,740.69/43,151.34 = 14,710.77/x
  3. Step 3: Cross multiply
    28,740.69x = 43,151.34 × 14,710.77
  4. Step 4: Simplify right side
    28,740.69x = 634,789,437.93
  5. Step 5: Solve for x
    x = 634,789,437.93/28,740.69
  6. Step 6: Final answer
    x = 22,086.78

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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.