Home / 25,284.57-34,892.64-13,953.99

Finding the Fourth Proportional to 25,284.57, 34,892.64 and 13,953.99

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Solution

The fourth proportional to 25,284.57, 34,892.64 and 13,953.99 is: 19,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284.57 : 34,892.64 = 13,953.99 : x
  2. Step 2: Convert to fraction form
    25,284.57/34,892.64 = 13,953.99/x
  3. Step 3: Cross multiply
    25,284.57x = 34,892.64 × 13,953.99
  4. Step 4: Simplify right side
    25,284.57x = 486,891,549.63
  5. Step 5: Solve for x
    x = 486,891,549.63/25,284.57
  6. Step 6: Final answer
    x = 19,256.47

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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.