Home / 16,719.48-23,070.62-10,003.57

Finding the Fourth Proportional to 16,719.48, 23,070.62 and 10,003.57

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Solution

The fourth proportional to 16,719.48, 23,070.62 and 10,003.57 is: 13,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.48 : 23,070.62 = 10,003.57 : x
  2. Step 2: Convert to fraction form
    16,719.48/23,070.62 = 10,003.57/x
  3. Step 3: Cross multiply
    16,719.48x = 23,070.62 × 10,003.57
  4. Step 4: Simplify right side
    16,719.48x = 230,788,529.45
  5. Step 5: Solve for x
    x = 230,788,529.45/16,719.48
  6. Step 6: Final answer
    x = 13,803.57

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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.