Home / 15,163-20,927.10-14,498.80

Finding the Fourth Proportional to 15,163, 20,927.10 and 14,498.80

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Solution

The fourth proportional to 15,163, 20,927.10 and 14,498.80 is: 20,010.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,163 : 20,927.10 = 14,498.80 : x
  2. Step 2: Convert to fraction form
    15,163/20,927.10 = 14,498.80/x
  3. Step 3: Cross multiply
    15,163x = 20,927.10 × 14,498.80
  4. Step 4: Simplify right side
    15,163x = 303,417,837.48
  5. Step 5: Solve for x
    x = 303,417,837.48/15,163
  6. Step 6: Final answer
    x = 20,010.41

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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.