Home / 16,826.29-23,220.81-9,657.52

Finding the Fourth Proportional to 16,826.29, 23,220.81 and 9,657.52

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Solution

The fourth proportional to 16,826.29, 23,220.81 and 9,657.52 is: 13,327.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.29 : 23,220.81 = 9,657.52 : x
  2. Step 2: Convert to fraction form
    16,826.29/23,220.81 = 9,657.52/x
  3. Step 3: Cross multiply
    16,826.29x = 23,220.81 × 9,657.52
  4. Step 4: Simplify right side
    16,826.29x = 224,255,378.94
  5. Step 5: Solve for x
    x = 224,255,378.94/16,826.29
  6. Step 6: Final answer
    x = 13,327.68

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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.