Home / 18,424.84-25,426.40-10,041.36

Finding the Fourth Proportional to 18,424.84, 25,426.40 and 10,041.36

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Solution

The fourth proportional to 18,424.84, 25,426.40 and 10,041.36 is: 13,857.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.84 : 25,426.40 = 10,041.36 : x
  2. Step 2: Convert to fraction form
    18,424.84/25,426.40 = 10,041.36/x
  3. Step 3: Cross multiply
    18,424.84x = 25,426.40 × 10,041.36
  4. Step 4: Simplify right side
    18,424.84x = 255,315,635.90
  5. Step 5: Solve for x
    x = 255,315,635.90/18,424.84
  6. Step 6: Final answer
    x = 13,857.14

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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.