Home / 25,949.04-35,810.52-15,882

Finding the Fourth Proportional to 25,949.04, 35,810.52 and 15,882

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Solution

The fourth proportional to 25,949.04, 35,810.52 and 15,882 is: 21,917.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,949.04 : 35,810.52 = 15,882 : x
  2. Step 2: Convert to fraction form
    25,949.04/35,810.52 = 15,882/x
  3. Step 3: Cross multiply
    25,949.04x = 35,810.52 × 15,882
  4. Step 4: Simplify right side
    25,949.04x = 568,742,678.64
  5. Step 5: Solve for x
    x = 568,742,678.64/25,949.04
  6. Step 6: Final answer
    x = 21,917.68

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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.