Home / 22,746.20-34,070.70-18,858.20

Finding the Fourth Proportional to 22,746.20, 34,070.70 and 18,858.20

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Solution

The fourth proportional to 22,746.20, 34,070.70 and 18,858.20 is: 28,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,746.20 : 34,070.70 = 18,858.20 : x
  2. Step 2: Convert to fraction form
    22,746.20/34,070.70 = 18,858.20/x
  3. Step 3: Cross multiply
    22,746.20x = 34,070.70 × 18,858.20
  4. Step 4: Simplify right side
    22,746.20x = 642,512,074.74
  5. Step 5: Solve for x
    x = 642,512,074.74/22,746.20
  6. Step 6: Final answer
    x = 28,247.01

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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.