Home / 45,459.21-62,732.43-25,315.32

Finding the Fourth Proportional to 45,459.21, 62,732.43 and 25,315.32

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Solution

The fourth proportional to 45,459.21, 62,732.43 and 25,315.32 is: 34,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459.21 : 62,732.43 = 25,315.32 : x
  2. Step 2: Convert to fraction form
    45,459.21/62,732.43 = 25,315.32/x
  3. Step 3: Cross multiply
    45,459.21x = 62,732.43 × 25,315.32
  4. Step 4: Simplify right side
    45,459.21x = 1,588,091,539.83
  5. Step 5: Solve for x
    x = 1,588,091,539.83/45,459.21
  6. Step 6: Final answer
    x = 34,934.43

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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.