Home / 56,465.94-77,926.55-31,315.44

Finding the Fourth Proportional to 56,465.94, 77,926.55 and 31,315.44

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Solution

The fourth proportional to 56,465.94, 77,926.55 and 31,315.44 is: 43,217.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,465.94 : 77,926.55 = 31,315.44 : x
  2. Step 2: Convert to fraction form
    56,465.94/77,926.55 = 31,315.44/x
  3. Step 3: Cross multiply
    56,465.94x = 77,926.55 × 31,315.44
  4. Step 4: Simplify right side
    56,465.94x = 2,440,304,044.35
  5. Step 5: Solve for x
    x = 2,440,304,044.35/56,465.94
  6. Step 6: Final answer
    x = 43,217.27

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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.