Home / 14,785.61-22,166.63-8,538.53

Finding the Fourth Proportional to 14,785.61, 22,166.63 and 8,538.53

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Solution

The fourth proportional to 14,785.61, 22,166.63 and 8,538.53 is: 12,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785.61 : 22,166.63 = 8,538.53 : x
  2. Step 2: Convert to fraction form
    14,785.61/22,166.63 = 8,538.53/x
  3. Step 3: Cross multiply
    14,785.61x = 22,166.63 × 8,538.53
  4. Step 4: Simplify right side
    14,785.61x = 189,270,281.73
  5. Step 5: Solve for x
    x = 189,270,281.73/14,785.61
  6. Step 6: Final answer
    x = 12,800.98

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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.