Home / 16,851.55-25,281.28-5,758.33

Finding the Fourth Proportional to 16,851.55, 25,281.28 and 5,758.33

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Solution

The fourth proportional to 16,851.55, 25,281.28 and 5,758.33 is: 8,638.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.55 : 25,281.28 = 5,758.33 : x
  2. Step 2: Convert to fraction form
    16,851.55/25,281.28 = 5,758.33/x
  3. Step 3: Cross multiply
    16,851.55x = 25,281.28 × 5,758.33
  4. Step 4: Simplify right side
    16,851.55x = 145,577,953.06
  5. Step 5: Solve for x
    x = 145,577,953.06/16,851.55
  6. Step 6: Final answer
    x = 8,638.85

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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.