Home / 28,007.61-42,010.35-11,363.19

Finding the Fourth Proportional to 28,007.61, 42,010.35 and 11,363.19

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Solution

The fourth proportional to 28,007.61, 42,010.35 and 11,363.19 is: 17,044.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007.61 : 42,010.35 = 11,363.19 : x
  2. Step 2: Convert to fraction form
    28,007.61/42,010.35 = 11,363.19/x
  3. Step 3: Cross multiply
    28,007.61x = 42,010.35 × 11,363.19
  4. Step 4: Simplify right side
    28,007.61x = 477,371,388.87
  5. Step 5: Solve for x
    x = 477,371,388.87/28,007.61
  6. Step 6: Final answer
    x = 17,044.35

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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.