Home / 23,134.60-34,701.90-8,345.80

Finding the Fourth Proportional to 23,134.60, 34,701.90 and 8,345.80

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Solution

The fourth proportional to 23,134.60, 34,701.90 and 8,345.80 is: 12,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,134.60 : 34,701.90 = 8,345.80 : x
  2. Step 2: Convert to fraction form
    23,134.60/34,701.90 = 8,345.80/x
  3. Step 3: Cross multiply
    23,134.60x = 34,701.90 × 8,345.80
  4. Step 4: Simplify right side
    23,134.60x = 289,615,117.02
  5. Step 5: Solve for x
    x = 289,615,117.02/23,134.60
  6. Step 6: Final answer
    x = 12,518.70

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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.