Home / 25,698.04-38,543.61-6,979.34

Finding the Fourth Proportional to 25,698.04, 38,543.61 and 6,979.34

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Solution

The fourth proportional to 25,698.04, 38,543.61 and 6,979.34 is: 10,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698.04 : 38,543.61 = 6,979.34 : x
  2. Step 2: Convert to fraction form
    25,698.04/38,543.61 = 6,979.34/x
  3. Step 3: Cross multiply
    25,698.04x = 38,543.61 × 6,979.34
  4. Step 4: Simplify right side
    25,698.04x = 269,008,959.02
  5. Step 5: Solve for x
    x = 269,008,959.02/25,698.04
  6. Step 6: Final answer
    x = 10,468.07

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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.