Home / 29,785.60-44,656.80-12,246.40

Finding the Fourth Proportional to 29,785.60, 44,656.80 and 12,246.40

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Solution

The fourth proportional to 29,785.60, 44,656.80 and 12,246.40 is: 18,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,785.60 : 44,656.80 = 12,246.40 : x
  2. Step 2: Convert to fraction form
    29,785.60/44,656.80 = 12,246.40/x
  3. Step 3: Cross multiply
    29,785.60x = 44,656.80 × 12,246.40
  4. Step 4: Simplify right side
    29,785.60x = 546,885,035.52
  5. Step 5: Solve for x
    x = 546,885,035.52/29,785.60
  6. Step 6: Final answer
    x = 18,360.72

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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.