Home / 19,440.30-26,834.10-13,064.76

Finding the Fourth Proportional to 19,440.30, 26,834.10 and 13,064.76

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Solution

The fourth proportional to 19,440.30, 26,834.10 and 13,064.76 is: 18,033.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.30 : 26,834.10 = 13,064.76 : x
  2. Step 2: Convert to fraction form
    19,440.30/26,834.10 = 13,064.76/x
  3. Step 3: Cross multiply
    19,440.30x = 26,834.10 × 13,064.76
  4. Step 4: Simplify right side
    19,440.30x = 350,581,076.32
  5. Step 5: Solve for x
    x = 350,581,076.32/19,440.30
  6. Step 6: Final answer
    x = 18,033.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.