Home / 18,424.85-25,426.16-10,467.08

Finding the Fourth Proportional to 18,424.85, 25,426.16 and 10,467.08

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Solution

The fourth proportional to 18,424.85, 25,426.16 and 10,467.08 is: 14,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.85 : 25,426.16 = 10,467.08 : x
  2. Step 2: Convert to fraction form
    18,424.85/25,426.16 = 10,467.08/x
  3. Step 3: Cross multiply
    18,424.85x = 25,426.16 × 10,467.08
  4. Step 4: Simplify right side
    18,424.85x = 266,137,549.85
  5. Step 5: Solve for x
    x = 266,137,549.85/18,424.85
  6. Step 6: Final answer
    x = 14,444.49

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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.