Home / 18,678.48-25,774.56-10,294.92

Finding the Fourth Proportional to 18,678.48, 25,774.56 and 10,294.92

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Solution

The fourth proportional to 18,678.48, 25,774.56 and 10,294.92 is: 14,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,678.48 : 25,774.56 = 10,294.92 : x
  2. Step 2: Convert to fraction form
    18,678.48/25,774.56 = 10,294.92/x
  3. Step 3: Cross multiply
    18,678.48x = 25,774.56 × 10,294.92
  4. Step 4: Simplify right side
    18,678.48x = 265,347,033.24
  5. Step 5: Solve for x
    x = 265,347,033.24/18,678.48
  6. Step 6: Final answer
    x = 14,206.03

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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.