Home / 16,288.40-24,431.52-4,602.80

Finding the Fourth Proportional to 16,288.40, 24,431.52 and 4,602.80

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Solution

The fourth proportional to 16,288.40, 24,431.52 and 4,602.80 is: 6,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.40 : 24,431.52 = 4,602.80 : x
  2. Step 2: Convert to fraction form
    16,288.40/24,431.52 = 4,602.80/x
  3. Step 3: Cross multiply
    16,288.40x = 24,431.52 × 4,602.80
  4. Step 4: Simplify right side
    16,288.40x = 112,453,400.26
  5. Step 5: Solve for x
    x = 112,453,400.26/16,288.40
  6. Step 6: Final answer
    x = 6,903.89

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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.