Home / 25,698.18-38,548.40-8,842.80

Finding the Fourth Proportional to 25,698.18, 38,548.40 and 8,842.80

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Solution

The fourth proportional to 25,698.18, 38,548.40 and 8,842.80 is: 13,264.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698.18 : 38,548.40 = 8,842.80 : x
  2. Step 2: Convert to fraction form
    25,698.18/38,548.40 = 8,842.80/x
  3. Step 3: Cross multiply
    25,698.18x = 38,548.40 × 8,842.80
  4. Step 4: Simplify right side
    25,698.18x = 340,875,747.31
  5. Step 5: Solve for x
    x = 340,875,747.31/25,698.18
  6. Step 6: Final answer
    x = 13,264.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.