Home / 28,910.52-43,331.26-14,877.28

Finding the Fourth Proportional to 28,910.52, 43,331.26 and 14,877.28

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Solution

The fourth proportional to 28,910.52, 43,331.26 and 14,877.28 is: 22,298.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,910.52 : 43,331.26 = 14,877.28 : x
  2. Step 2: Convert to fraction form
    28,910.52/43,331.26 = 14,877.28/x
  3. Step 3: Cross multiply
    28,910.52x = 43,331.26 × 14,877.28
  4. Step 4: Simplify right side
    28,910.52x = 644,651,287.77
  5. Step 5: Solve for x
    x = 644,651,287.77/28,910.52
  6. Step 6: Final answer
    x = 22,298.16

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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.