Home / 18,420.01-25,419.62-10,462.26

Finding the Fourth Proportional to 18,420.01, 25,419.62 and 10,462.26

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Solution

The fourth proportional to 18,420.01, 25,419.62 and 10,462.26 is: 14,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,420.01 : 25,419.62 = 10,462.26 : x
  2. Step 2: Convert to fraction form
    18,420.01/25,419.62 = 10,462.26/x
  3. Step 3: Cross multiply
    18,420.01x = 25,419.62 × 10,462.26
  4. Step 4: Simplify right side
    18,420.01x = 265,946,795.02
  5. Step 5: Solve for x
    x = 265,946,795.02/18,420.01
  6. Step 6: Final answer
    x = 14,437.93

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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.