Home / 18,395.09-25,384.47-10,437.14

Finding the Fourth Proportional to 18,395.09, 25,384.47 and 10,437.14

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Solution

The fourth proportional to 18,395.09, 25,384.47 and 10,437.14 is: 14,402.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.09 : 25,384.47 = 10,437.14 : x
  2. Step 2: Convert to fraction form
    18,395.09/25,384.47 = 10,437.14/x
  3. Step 3: Cross multiply
    18,395.09x = 25,384.47 × 10,437.14
  4. Step 4: Simplify right side
    18,395.09x = 264,941,241.12
  5. Step 5: Solve for x
    x = 264,941,241.12/18,395.09
  6. Step 6: Final answer
    x = 14,402.83

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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.