Home / 11,051.48-15,230.74-10,350.04

Finding the Fourth Proportional to 11,051.48, 15,230.74 and 10,350.04

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Solution

The fourth proportional to 11,051.48, 15,230.74 and 10,350.04 is: 14,264.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.48 : 15,230.74 = 10,350.04 : x
  2. Step 2: Convert to fraction form
    11,051.48/15,230.74 = 10,350.04/x
  3. Step 3: Cross multiply
    11,051.48x = 15,230.74 × 10,350.04
  4. Step 4: Simplify right side
    11,051.48x = 157,638,768.23
  5. Step 5: Solve for x
    x = 157,638,768.23/11,051.48
  6. Step 6: Final answer
    x = 14,264.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.