Home / 40,721.74-60,804.10-36,477.61

Finding the Fourth Proportional to 40,721.74, 60,804.10 and 36,477.61

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Solution

The fourth proportional to 40,721.74, 60,804.10 and 36,477.61 is: 54,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,721.74 : 60,804.10 = 36,477.61 : x
  2. Step 2: Convert to fraction form
    40,721.74/60,804.10 = 36,477.61/x
  3. Step 3: Cross multiply
    40,721.74x = 60,804.10 × 36,477.61
  4. Step 4: Simplify right side
    40,721.74x = 2,217,988,337.40
  5. Step 5: Solve for x
    x = 2,217,988,337.40/40,721.74
  6. Step 6: Final answer
    x = 54,466.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.