Home / 37,576.55-56,368.58-13,890.30

Finding the Fourth Proportional to 37,576.55, 56,368.58 and 13,890.30

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Solution

The fourth proportional to 37,576.55, 56,368.58 and 13,890.30 is: 20,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,576.55 : 56,368.58 = 13,890.30 : x
  2. Step 2: Convert to fraction form
    37,576.55/56,368.58 = 13,890.30/x
  3. Step 3: Cross multiply
    37,576.55x = 56,368.58 × 13,890.30
  4. Step 4: Simplify right side
    37,576.55x = 782,976,417.32
  5. Step 5: Solve for x
    x = 782,976,417.32/37,576.55
  6. Step 6: Final answer
    x = 20,836.84

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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.