Home / 25,318.86-37,966.75-10,518.95

Finding the Fourth Proportional to 25,318.86, 37,966.75 and 10,518.95

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Solution

The fourth proportional to 25,318.86, 37,966.75 and 10,518.95 is: 15,773.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,318.86 : 37,966.75 = 10,518.95 : x
  2. Step 2: Convert to fraction form
    25,318.86/37,966.75 = 10,518.95/x
  3. Step 3: Cross multiply
    25,318.86x = 37,966.75 × 10,518.95
  4. Step 4: Simplify right side
    25,318.86x = 399,370,128.78
  5. Step 5: Solve for x
    x = 399,370,128.78/25,318.86
  6. Step 6: Final answer
    x = 15,773.62

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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.