Home / 14,098.95-19,455.20-8,432.55

Finding the Fourth Proportional to 14,098.95, 19,455.20 and 8,432.55

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Solution

The fourth proportional to 14,098.95, 19,455.20 and 8,432.55 is: 11,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.95 : 19,455.20 = 8,432.55 : x
  2. Step 2: Convert to fraction form
    14,098.95/19,455.20 = 8,432.55/x
  3. Step 3: Cross multiply
    14,098.95x = 19,455.20 × 8,432.55
  4. Step 4: Simplify right side
    14,098.95x = 164,056,904.60
  5. Step 5: Solve for x
    x = 164,056,904.60/14,098.95
  6. Step 6: Final answer
    x = 11,636.11

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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.