Home / 26,339.21-39,510.63-8,806.76

Finding the Fourth Proportional to 26,339.21, 39,510.63 and 8,806.76

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Solution

The fourth proportional to 26,339.21, 39,510.63 and 8,806.76 is: 13,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.21 : 39,510.63 = 8,806.76 : x
  2. Step 2: Convert to fraction form
    26,339.21/39,510.63 = 8,806.76/x
  3. Step 3: Cross multiply
    26,339.21x = 39,510.63 × 8,806.76
  4. Step 4: Simplify right side
    26,339.21x = 347,960,635.86
  5. Step 5: Solve for x
    x = 347,960,635.86/26,339.21
  6. Step 6: Final answer
    x = 13,210.75

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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.