Home / 25,674.71-38,521.64-15,699.97

Finding the Fourth Proportional to 25,674.71, 38,521.64 and 15,699.97

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Solution

The fourth proportional to 25,674.71, 38,521.64 and 15,699.97 is: 23,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,674.71 : 38,521.64 = 15,699.97 : x
  2. Step 2: Convert to fraction form
    25,674.71/38,521.64 = 15,699.97/x
  3. Step 3: Cross multiply
    25,674.71x = 38,521.64 × 15,699.97
  4. Step 4: Simplify right side
    25,674.71x = 604,788,417.55
  5. Step 5: Solve for x
    x = 604,788,417.55/25,674.71
  6. Step 6: Final answer
    x = 23,555.80

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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.