Home / 31,482.66-47,289.60-26,561.91

Finding the Fourth Proportional to 31,482.66, 47,289.60 and 26,561.91

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Solution

The fourth proportional to 31,482.66, 47,289.60 and 26,561.91 is: 39,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482.66 : 47,289.60 = 26,561.91 : x
  2. Step 2: Convert to fraction form
    31,482.66/47,289.60 = 26,561.91/x
  3. Step 3: Cross multiply
    31,482.66x = 47,289.60 × 26,561.91
  4. Step 4: Simplify right side
    31,482.66x = 1,256,102,099.14
  5. Step 5: Solve for x
    x = 1,256,102,099.14/31,482.66
  6. Step 6: Final answer
    x = 39,898.22

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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.