Home / 37,712.10-56,575.42-12,756.22

Finding the Fourth Proportional to 37,712.10, 56,575.42 and 12,756.22

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Solution

The fourth proportional to 37,712.10, 56,575.42 and 12,756.22 is: 19,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,712.10 : 56,575.42 = 12,756.22 : x
  2. Step 2: Convert to fraction form
    37,712.10/56,575.42 = 12,756.22/x
  3. Step 3: Cross multiply
    37,712.10x = 56,575.42 × 12,756.22
  4. Step 4: Simplify right side
    37,712.10x = 721,688,504.11
  5. Step 5: Solve for x
    x = 721,688,504.11/37,712.10
  6. Step 6: Final answer
    x = 19,136.79

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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.