Home / 17,402.21-26,106.20-5,712.69

Finding the Fourth Proportional to 17,402.21, 26,106.20 and 5,712.69

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Solution

The fourth proportional to 17,402.21, 26,106.20 and 5,712.69 is: 8,569.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,402.21 : 26,106.20 = 5,712.69 : x
  2. Step 2: Convert to fraction form
    17,402.21/26,106.20 = 5,712.69/x
  3. Step 3: Cross multiply
    17,402.21x = 26,106.20 × 5,712.69
  4. Step 4: Simplify right side
    17,402.21x = 149,136,599.11
  5. Step 5: Solve for x
    x = 149,136,599.11/17,402.21
  6. Step 6: Final answer
    x = 8,569.98

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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.