Home / 16,777.54-25,177.65-6,389.02

Finding the Fourth Proportional to 16,777.54, 25,177.65 and 6,389.02

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Solution

The fourth proportional to 16,777.54, 25,177.65 and 6,389.02 is: 9,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.54 : 25,177.65 = 6,389.02 : x
  2. Step 2: Convert to fraction form
    16,777.54/25,177.65 = 6,389.02/x
  3. Step 3: Cross multiply
    16,777.54x = 25,177.65 × 6,389.02
  4. Step 4: Simplify right side
    16,777.54x = 160,860,509.40
  5. Step 5: Solve for x
    x = 160,860,509.40/16,777.54
  6. Step 6: Final answer
    x = 9,587.85

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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.