Home / 17,407.45-26,125.26-9,915.76

Finding the Fourth Proportional to 17,407.45, 26,125.26 and 9,915.76

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Solution

The fourth proportional to 17,407.45, 26,125.26 and 9,915.76 is: 14,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,407.45 : 26,125.26 = 9,915.76 : x
  2. Step 2: Convert to fraction form
    17,407.45/26,125.26 = 9,915.76/x
  3. Step 3: Cross multiply
    17,407.45x = 26,125.26 × 9,915.76
  4. Step 4: Simplify right side
    17,407.45x = 259,051,808.10
  5. Step 5: Solve for x
    x = 259,051,808.10/17,407.45
  6. Step 6: Final answer
    x = 14,881.66

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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.