Home / 16,820.64-25,233.40-5,132.34

Finding the Fourth Proportional to 16,820.64, 25,233.40 and 5,132.34

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Solution

The fourth proportional to 16,820.64, 25,233.40 and 5,132.34 is: 7,699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820.64 : 25,233.40 = 5,132.34 : x
  2. Step 2: Convert to fraction form
    16,820.64/25,233.40 = 5,132.34/x
  3. Step 3: Cross multiply
    16,820.64x = 25,233.40 × 5,132.34
  4. Step 4: Simplify right side
    16,820.64x = 129,506,388.16
  5. Step 5: Solve for x
    x = 129,506,388.16/16,820.64
  6. Step 6: Final answer
    x = 7,699.25

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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.