Home / 15,124.23-22,690.89-6,113.70

Finding the Fourth Proportional to 15,124.23, 22,690.89 and 6,113.70

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Solution

The fourth proportional to 15,124.23, 22,690.89 and 6,113.70 is: 9,172.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124.23 : 22,690.89 = 6,113.70 : x
  2. Step 2: Convert to fraction form
    15,124.23/22,690.89 = 6,113.70/x
  3. Step 3: Cross multiply
    15,124.23x = 22,690.89 × 6,113.70
  4. Step 4: Simplify right side
    15,124.23x = 138,725,294.19
  5. Step 5: Solve for x
    x = 138,725,294.19/15,124.23
  6. Step 6: Final answer
    x = 9,172.39

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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.