Home / 18,807.24-25,953.64-10,309.13

Finding the Fourth Proportional to 18,807.24, 25,953.64 and 10,309.13

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Solution

The fourth proportional to 18,807.24, 25,953.64 and 10,309.13 is: 14,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,807.24 : 25,953.64 = 10,309.13 : x
  2. Step 2: Convert to fraction form
    18,807.24/25,953.64 = 10,309.13/x
  3. Step 3: Cross multiply
    18,807.24x = 25,953.64 × 10,309.13
  4. Step 4: Simplify right side
    18,807.24x = 267,559,293.19
  5. Step 5: Solve for x
    x = 267,559,293.19/18,807.24
  6. Step 6: Final answer
    x = 14,226.40

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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.