Home / 40,386.86-60,606.21-19,599.02

Finding the Fourth Proportional to 40,386.86, 60,606.21 and 19,599.02

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Solution

The fourth proportional to 40,386.86, 60,606.21 and 19,599.02 is: 29,411.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386.86 : 60,606.21 = 19,599.02 : x
  2. Step 2: Convert to fraction form
    40,386.86/60,606.21 = 19,599.02/x
  3. Step 3: Cross multiply
    40,386.86x = 60,606.21 × 19,599.02
  4. Step 4: Simplify right side
    40,386.86x = 1,187,822,321.91
  5. Step 5: Solve for x
    x = 1,187,822,321.91/40,386.86
  6. Step 6: Final answer
    x = 29,411.11

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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.