Home / 15,060.78-22,431.96-14,270.22

Finding the Fourth Proportional to 15,060.78, 22,431.96 and 14,270.22

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Solution

The fourth proportional to 15,060.78, 22,431.96 and 14,270.22 is: 21,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060.78 : 22,431.96 = 14,270.22 : x
  2. Step 2: Convert to fraction form
    15,060.78/22,431.96 = 14,270.22/x
  3. Step 3: Cross multiply
    15,060.78x = 22,431.96 × 14,270.22
  4. Step 4: Simplify right side
    15,060.78x = 320,109,004.23
  5. Step 5: Solve for x
    x = 320,109,004.23/15,060.78
  6. Step 6: Final answer
    x = 21,254.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.