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Finding the Fourth Proportional to 41,953.07, 62,929.61 and 39,386.99

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Solution

The fourth proportional to 41,953.07, 62,929.61 and 39,386.99 is: 59,080.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,953.07 : 62,929.61 = 39,386.99 : x
  2. Step 2: Convert to fraction form
    41,953.07/62,929.61 = 39,386.99/x
  3. Step 3: Cross multiply
    41,953.07x = 62,929.61 × 39,386.99
  4. Step 4: Simplify right side
    41,953.07x = 2,478,608,027.86
  5. Step 5: Solve for x
    x = 2,478,608,027.86/41,953.07
  6. Step 6: Final answer
    x = 59,080.49

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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.