Home / 28,091.43-42,105.51-14,030.28

Finding the Fourth Proportional to 28,091.43, 42,105.51 and 14,030.28

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Solution

The fourth proportional to 28,091.43, 42,105.51 and 14,030.28 is: 21,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,091.43 : 42,105.51 = 14,030.28 : x
  2. Step 2: Convert to fraction form
    28,091.43/42,105.51 = 14,030.28/x
  3. Step 3: Cross multiply
    28,091.43x = 42,105.51 × 14,030.28
  4. Step 4: Simplify right side
    28,091.43x = 590,752,094.84
  5. Step 5: Solve for x
    x = 590,752,094.84/28,091.43
  6. Step 6: Final answer
    x = 21,029.62

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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.