Home / 12,903.57-17,808.66-7,598.34

Finding the Fourth Proportional to 12,903.57, 17,808.66 and 7,598.34

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Solution

The fourth proportional to 12,903.57, 17,808.66 and 7,598.34 is: 10,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,903.57 : 17,808.66 = 7,598.34 : x
  2. Step 2: Convert to fraction form
    12,903.57/17,808.66 = 7,598.34/x
  3. Step 3: Cross multiply
    12,903.57x = 17,808.66 × 7,598.34
  4. Step 4: Simplify right side
    12,903.57x = 135,316,253.62
  5. Step 5: Solve for x
    x = 135,316,253.62/12,903.57
  6. Step 6: Final answer
    x = 10,486.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.