Home / 37,805.86-56,711.40-12,835.72

Finding the Fourth Proportional to 37,805.86, 56,711.40 and 12,835.72

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Solution

The fourth proportional to 37,805.86, 56,711.40 and 12,835.72 is: 19,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,805.86 : 56,711.40 = 12,835.72 : x
  2. Step 2: Convert to fraction form
    37,805.86/56,711.40 = 12,835.72/x
  3. Step 3: Cross multiply
    37,805.86x = 56,711.40 × 12,835.72
  4. Step 4: Simplify right side
    37,805.86x = 727,931,651.21
  5. Step 5: Solve for x
    x = 727,931,651.21/37,805.86
  6. Step 6: Final answer
    x = 19,254.47

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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.