Home / 15,319.58-22,981.35-5,461.70

Finding the Fourth Proportional to 15,319.58, 22,981.35 and 5,461.70

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Solution

The fourth proportional to 15,319.58, 22,981.35 and 5,461.70 is: 8,193.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319.58 : 22,981.35 = 5,461.70 : x
  2. Step 2: Convert to fraction form
    15,319.58/22,981.35 = 5,461.70/x
  3. Step 3: Cross multiply
    15,319.58x = 22,981.35 × 5,461.70
  4. Step 4: Simplify right side
    15,319.58x = 125,517,239.30
  5. Step 5: Solve for x
    x = 125,517,239.30/15,319.58
  6. Step 6: Final answer
    x = 8,193.26

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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.