Home / 25,011.42-37,478.25-9,420.54

Finding the Fourth Proportional to 25,011.42, 37,478.25 and 9,420.54

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Solution

The fourth proportional to 25,011.42, 37,478.25 and 9,420.54 is: 14,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,011.42 : 37,478.25 = 9,420.54 : x
  2. Step 2: Convert to fraction form
    25,011.42/37,478.25 = 9,420.54/x
  3. Step 3: Cross multiply
    25,011.42x = 37,478.25 × 9,420.54
  4. Step 4: Simplify right side
    25,011.42x = 353,065,353.26
  5. Step 5: Solve for x
    x = 353,065,353.26/25,011.42
  6. Step 6: Final answer
    x = 14,116.17

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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.