Home / 25,784.84-38,679.96-10,995.32

Finding the Fourth Proportional to 25,784.84, 38,679.96 and 10,995.32

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Solution

The fourth proportional to 25,784.84, 38,679.96 and 10,995.32 is: 16,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,784.84 : 38,679.96 = 10,995.32 : x
  2. Step 2: Convert to fraction form
    25,784.84/38,679.96 = 10,995.32/x
  3. Step 3: Cross multiply
    25,784.84x = 38,679.96 × 10,995.32
  4. Step 4: Simplify right side
    25,784.84x = 425,298,537.79
  5. Step 5: Solve for x
    x = 425,298,537.79/25,784.84
  6. Step 6: Final answer
    x = 16,494.13

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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.