Home / 25,031.43-34,536.31-14,962.32

Finding the Fourth Proportional to 25,031.43, 34,536.31 and 14,962.32

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Solution

The fourth proportional to 25,031.43, 34,536.31 and 14,962.32 is: 20,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,031.43 : 34,536.31 = 14,962.32 : x
  2. Step 2: Convert to fraction form
    25,031.43/34,536.31 = 14,962.32/x
  3. Step 3: Cross multiply
    25,031.43x = 34,536.31 × 14,962.32
  4. Step 4: Simplify right side
    25,031.43x = 516,743,284.43
  5. Step 5: Solve for x
    x = 516,743,284.43/25,031.43
  6. Step 6: Final answer
    x = 20,643.78

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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.