Home / 16,089.60-24,108.48-9,920.64

Finding the Fourth Proportional to 16,089.60, 24,108.48 and 9,920.64

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Solution

The fourth proportional to 16,089.60, 24,108.48 and 9,920.64 is: 14,864.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,089.60 : 24,108.48 = 9,920.64 : x
  2. Step 2: Convert to fraction form
    16,089.60/24,108.48 = 9,920.64/x
  3. Step 3: Cross multiply
    16,089.60x = 24,108.48 × 9,920.64
  4. Step 4: Simplify right side
    16,089.60x = 239,171,551.03
  5. Step 5: Solve for x
    x = 239,171,551.03/16,089.60
  6. Step 6: Final answer
    x = 14,864.98

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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.