Home / 16,985.09-25,477.63-5,299.22

Finding the Fourth Proportional to 16,985.09, 25,477.63 and 5,299.22

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Solution

The fourth proportional to 16,985.09, 25,477.63 and 5,299.22 is: 7,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.09 : 25,477.63 = 5,299.22 : x
  2. Step 2: Convert to fraction form
    16,985.09/25,477.63 = 5,299.22/x
  3. Step 3: Cross multiply
    16,985.09x = 25,477.63 × 5,299.22
  4. Step 4: Simplify right side
    16,985.09x = 135,011,425.81
  5. Step 5: Solve for x
    x = 135,011,425.81/16,985.09
  6. Step 6: Final answer
    x = 7,948.82

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Similar ratio
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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.