Home / 13,011.27-19,516.29-9,050.82

Finding the Fourth Proportional to 13,011.27, 19,516.29 and 9,050.82

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Solution

The fourth proportional to 13,011.27, 19,516.29 and 9,050.82 is: 13,575.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011.27 : 19,516.29 = 9,050.82 : x
  2. Step 2: Convert to fraction form
    13,011.27/19,516.29 = 9,050.82/x
  3. Step 3: Cross multiply
    13,011.27x = 19,516.29 × 9,050.82
  4. Step 4: Simplify right side
    13,011.27x = 176,638,427.86
  5. Step 5: Solve for x
    x = 176,638,427.86/13,011.27
  6. Step 6: Final answer
    x = 13,575.80

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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.