Home / 28,798.13-43,200.83-11,265.68

Finding the Fourth Proportional to 28,798.13, 43,200.83 and 11,265.68

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Solution

The fourth proportional to 28,798.13, 43,200.83 and 11,265.68 is: 16,899.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.13 : 43,200.83 = 11,265.68 : x
  2. Step 2: Convert to fraction form
    28,798.13/43,200.83 = 11,265.68/x
  3. Step 3: Cross multiply
    28,798.13x = 43,200.83 × 11,265.68
  4. Step 4: Simplify right side
    28,798.13x = 486,686,726.51
  5. Step 5: Solve for x
    x = 486,686,726.51/28,798.13
  6. Step 6: Final answer
    x = 16,899.94

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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.