Home / 16,781.04-25,170.28-5,094.32

Finding the Fourth Proportional to 16,781.04, 25,170.28 and 5,094.32

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Solution

The fourth proportional to 16,781.04, 25,170.28 and 5,094.32 is: 7,641.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781.04 : 25,170.28 = 5,094.32 : x
  2. Step 2: Convert to fraction form
    16,781.04/25,170.28 = 5,094.32/x
  3. Step 3: Cross multiply
    16,781.04x = 25,170.28 × 5,094.32
  4. Step 4: Simplify right side
    16,781.04x = 128,225,460.81
  5. Step 5: Solve for x
    x = 128,225,460.81/16,781.04
  6. Step 6: Final answer
    x = 7,641.09

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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.