Home / 17,421.67-26,128.56-8,056.56

Finding the Fourth Proportional to 17,421.67, 26,128.56 and 8,056.56

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Solution

The fourth proportional to 17,421.67, 26,128.56 and 8,056.56 is: 12,083.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,421.67 : 26,128.56 = 8,056.56 : x
  2. Step 2: Convert to fraction form
    17,421.67/26,128.56 = 8,056.56/x
  3. Step 3: Cross multiply
    17,421.67x = 26,128.56 × 8,056.56
  4. Step 4: Simplify right side
    17,421.67x = 210,506,180.71
  5. Step 5: Solve for x
    x = 210,506,180.71/17,421.67
  6. Step 6: Final answer
    x = 12,083.01

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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.