Home / 37,715.10-56,531.34-18,965.22

Finding the Fourth Proportional to 37,715.10, 56,531.34 and 18,965.22

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Solution

The fourth proportional to 37,715.10, 56,531.34 and 18,965.22 is: 28,427.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,715.10 : 56,531.34 = 18,965.22 : x
  2. Step 2: Convert to fraction form
    37,715.10/56,531.34 = 18,965.22/x
  3. Step 3: Cross multiply
    37,715.10x = 56,531.34 × 18,965.22
  4. Step 4: Simplify right side
    37,715.10x = 1,072,129,299.99
  5. Step 5: Solve for x
    x = 1,072,129,299.99/37,715.10
  6. Step 6: Final answer
    x = 28,427.06

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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.