Home / 18,827.35-25,982.01-10,329.32

Finding the Fourth Proportional to 18,827.35, 25,982.01 and 10,329.32

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Solution

The fourth proportional to 18,827.35, 25,982.01 and 10,329.32 is: 14,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827.35 : 25,982.01 = 10,329.32 : x
  2. Step 2: Convert to fraction form
    18,827.35/25,982.01 = 10,329.32/x
  3. Step 3: Cross multiply
    18,827.35x = 25,982.01 × 10,329.32
  4. Step 4: Simplify right side
    18,827.35x = 268,376,421.74
  5. Step 5: Solve for x
    x = 268,376,421.74/18,827.35
  6. Step 6: Final answer
    x = 14,254.60

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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.