Home / 51,794.86-71,477.65-30,574.13

Finding the Fourth Proportional to 51,794.86, 71,477.65 and 30,574.13

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Solution

The fourth proportional to 51,794.86, 71,477.65 and 30,574.13 is: 42,192.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,794.86 : 71,477.65 = 30,574.13 : x
  2. Step 2: Convert to fraction form
    51,794.86/71,477.65 = 30,574.13/x
  3. Step 3: Cross multiply
    51,794.86x = 71,477.65 × 30,574.13
  4. Step 4: Simplify right side
    51,794.86x = 2,185,366,963.19
  5. Step 5: Solve for x
    x = 2,185,366,963.19/51,794.86
  6. Step 6: Final answer
    x = 42,192.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.