Home / 45,050.58-62,165.88-28,056.78

Finding the Fourth Proportional to 45,050.58, 62,165.88 and 28,056.78

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Solution

The fourth proportional to 45,050.58, 62,165.88 and 28,056.78 is: 38,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,050.58 : 62,165.88 = 28,056.78 : x
  2. Step 2: Convert to fraction form
    45,050.58/62,165.88 = 28,056.78/x
  3. Step 3: Cross multiply
    45,050.58x = 62,165.88 × 28,056.78
  4. Step 4: Simplify right side
    45,050.58x = 1,744,174,418.67
  5. Step 5: Solve for x
    x = 1,744,174,418.67/45,050.58
  6. Step 6: Final answer
    x = 38,715.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.