Home / 37,784.16-56,669.85-12,475.85

Finding the Fourth Proportional to 37,784.16, 56,669.85 and 12,475.85

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Solution

The fourth proportional to 37,784.16, 56,669.85 and 12,475.85 is: 18,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,784.16 : 56,669.85 = 12,475.85 : x
  2. Step 2: Convert to fraction form
    37,784.16/56,669.85 = 12,475.85/x
  3. Step 3: Cross multiply
    37,784.16x = 56,669.85 × 12,475.85
  4. Step 4: Simplify right side
    37,784.16x = 707,004,264.77
  5. Step 5: Solve for x
    x = 707,004,264.77/37,784.16
  6. Step 6: Final answer
    x = 18,711.66

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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.