Home / 12,526.56-17,055.36-12,487.68

Finding the Fourth Proportional to 12,526.56, 17,055.36 and 12,487.68

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Solution

The fourth proportional to 12,526.56, 17,055.36 and 12,487.68 is: 17,002.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.56 : 17,055.36 = 12,487.68 : x
  2. Step 2: Convert to fraction form
    12,526.56/17,055.36 = 12,487.68/x
  3. Step 3: Cross multiply
    12,526.56x = 17,055.36 × 12,487.68
  4. Step 4: Simplify right side
    12,526.56x = 212,981,877.96
  5. Step 5: Solve for x
    x = 212,981,877.96/12,526.56
  6. Step 6: Final answer
    x = 17,002.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.