Home / 13,731.26-20,597.09-9,510.35

Finding the Fourth Proportional to 13,731.26, 20,597.09 and 9,510.35

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Solution

The fourth proportional to 13,731.26, 20,597.09 and 9,510.35 is: 14,265.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731.26 : 20,597.09 = 9,510.35 : x
  2. Step 2: Convert to fraction form
    13,731.26/20,597.09 = 9,510.35/x
  3. Step 3: Cross multiply
    13,731.26x = 20,597.09 × 9,510.35
  4. Step 4: Simplify right side
    13,731.26x = 195,885,384.34
  5. Step 5: Solve for x
    x = 195,885,384.34/13,731.26
  6. Step 6: Final answer
    x = 14,265.66

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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.