Home / 18,503.24-25,528.34-10,435.89

Finding the Fourth Proportional to 18,503.24, 25,528.34 and 10,435.89

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Solution

The fourth proportional to 18,503.24, 25,528.34 and 10,435.89 is: 14,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503.24 : 25,528.34 = 10,435.89 : x
  2. Step 2: Convert to fraction form
    18,503.24/25,528.34 = 10,435.89/x
  3. Step 3: Cross multiply
    18,503.24x = 25,528.34 × 10,435.89
  4. Step 4: Simplify right side
    18,503.24x = 266,410,895.94
  5. Step 5: Solve for x
    x = 266,410,895.94/18,503.24
  6. Step 6: Final answer
    x = 14,398.07

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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.