Home / 47,339.61-65,312.49-26,919.64

Finding the Fourth Proportional to 47,339.61, 65,312.49 and 26,919.64

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Solution

The fourth proportional to 47,339.61, 65,312.49 and 26,919.64 is: 37,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,339.61 : 65,312.49 = 26,919.64 : x
  2. Step 2: Convert to fraction form
    47,339.61/65,312.49 = 26,919.64/x
  3. Step 3: Cross multiply
    47,339.61x = 65,312.49 × 26,919.64
  4. Step 4: Simplify right side
    47,339.61x = 1,758,188,900.89
  5. Step 5: Solve for x
    x = 1,758,188,900.89/47,339.61
  6. Step 6: Final answer
    x = 37,139.91

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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.