Home / 25,330.29-37,938.33-12,192.50

Finding the Fourth Proportional to 25,330.29, 37,938.33 and 12,192.50

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Solution

The fourth proportional to 25,330.29, 37,938.33 and 12,192.50 is: 18,261.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.29 : 37,938.33 = 12,192.50 : x
  2. Step 2: Convert to fraction form
    25,330.29/37,938.33 = 12,192.50/x
  3. Step 3: Cross multiply
    25,330.29x = 37,938.33 × 12,192.50
  4. Step 4: Simplify right side
    25,330.29x = 462,562,898.83
  5. Step 5: Solve for x
    x = 462,562,898.83/25,330.29
  6. Step 6: Final answer
    x = 18,261.26

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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.