Home / 37,685.25-56,488.23-12,716.55

Finding the Fourth Proportional to 37,685.25, 56,488.23 and 12,716.55

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Solution

The fourth proportional to 37,685.25, 56,488.23 and 12,716.55 is: 19,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,685.25 : 56,488.23 = 12,716.55 : x
  2. Step 2: Convert to fraction form
    37,685.25/56,488.23 = 12,716.55/x
  3. Step 3: Cross multiply
    37,685.25x = 56,488.23 × 12,716.55
  4. Step 4: Simplify right side
    37,685.25x = 718,335,401.21
  5. Step 5: Solve for x
    x = 718,335,401.21/37,685.25
  6. Step 6: Final answer
    x = 19,061.45

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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.