Home / 25,316.37-34,938.81-15,244.83

Finding the Fourth Proportional to 25,316.37, 34,938.81 and 15,244.83

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Solution

The fourth proportional to 25,316.37, 34,938.81 and 15,244.83 is: 21,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.37 : 34,938.81 = 15,244.83 : x
  2. Step 2: Convert to fraction form
    25,316.37/34,938.81 = 15,244.83/x
  3. Step 3: Cross multiply
    25,316.37x = 34,938.81 × 15,244.83
  4. Step 4: Simplify right side
    25,316.37x = 532,636,218.85
  5. Step 5: Solve for x
    x = 532,636,218.85/25,316.37
  6. Step 6: Final answer
    x = 21,039.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.