Home / 23,465.12-35,202.86-12,929.70

Finding the Fourth Proportional to 23,465.12, 35,202.86 and 12,929.70

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Solution

The fourth proportional to 23,465.12, 35,202.86 and 12,929.70 is: 19,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,465.12 : 35,202.86 = 12,929.70 : x
  2. Step 2: Convert to fraction form
    23,465.12/35,202.86 = 12,929.70/x
  3. Step 3: Cross multiply
    23,465.12x = 35,202.86 × 12,929.70
  4. Step 4: Simplify right side
    23,465.12x = 455,162,418.94
  5. Step 5: Solve for x
    x = 455,162,418.94/23,465.12
  6. Step 6: Final answer
    x = 19,397.40

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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.