Home / 37,415.51-56,125.74-12,454.55

Finding the Fourth Proportional to 37,415.51, 56,125.74 and 12,454.55

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Solution

The fourth proportional to 37,415.51, 56,125.74 and 12,454.55 is: 18,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,415.51 : 56,125.74 = 12,454.55 : x
  2. Step 2: Convert to fraction form
    37,415.51/56,125.74 = 12,454.55/x
  3. Step 3: Cross multiply
    37,415.51x = 56,125.74 × 12,454.55
  4. Step 4: Simplify right side
    37,415.51x = 699,020,835.12
  5. Step 5: Solve for x
    x = 699,020,835.12/37,415.51
  6. Step 6: Final answer
    x = 18,682.65

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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.