Home / 18,444.48-25,453.37-10,487.18

Finding the Fourth Proportional to 18,444.48, 25,453.37 and 10,487.18

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Solution

The fourth proportional to 18,444.48, 25,453.37 and 10,487.18 is: 14,472.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.48 : 25,453.37 = 10,487.18 : x
  2. Step 2: Convert to fraction form
    18,444.48/25,453.37 = 10,487.18/x
  3. Step 3: Cross multiply
    18,444.48x = 25,453.37 × 10,487.18
  4. Step 4: Simplify right side
    18,444.48x = 266,934,162.65
  5. Step 5: Solve for x
    x = 266,934,162.65/18,444.48
  6. Step 6: Final answer
    x = 14,472.31

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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.