Home / 38,718.50-58,038.52-26,239.79

Finding the Fourth Proportional to 38,718.50, 58,038.52 and 26,239.79

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Solution

The fourth proportional to 38,718.50, 58,038.52 and 26,239.79 is: 39,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718.50 : 58,038.52 = 26,239.79 : x
  2. Step 2: Convert to fraction form
    38,718.50/58,038.52 = 26,239.79/x
  3. Step 3: Cross multiply
    38,718.50x = 58,038.52 × 26,239.79
  4. Step 4: Simplify right side
    38,718.50x = 1,522,918,576.71
  5. Step 5: Solve for x
    x = 1,522,918,576.71/38,718.50
  6. Step 6: Final answer
    x = 39,333.10

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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.