Home / 37,880.21-56,820.28-10,178.21

Finding the Fourth Proportional to 37,880.21, 56,820.28 and 10,178.21

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Solution

The fourth proportional to 37,880.21, 56,820.28 and 10,178.21 is: 15,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,880.21 : 56,820.28 = 10,178.21 : x
  2. Step 2: Convert to fraction form
    37,880.21/56,820.28 = 10,178.21/x
  3. Step 3: Cross multiply
    37,880.21x = 56,820.28 × 10,178.21
  4. Step 4: Simplify right side
    37,880.21x = 578,328,432.55
  5. Step 5: Solve for x
    x = 578,328,432.55/37,880.21
  6. Step 6: Final answer
    x = 15,267.30

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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.