Home / 53,957.47-74,461.71-30,085.69

Finding the Fourth Proportional to 53,957.47, 74,461.71 and 30,085.69

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Solution

The fourth proportional to 53,957.47, 74,461.71 and 30,085.69 is: 41,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,957.47 : 74,461.71 = 30,085.69 : x
  2. Step 2: Convert to fraction form
    53,957.47/74,461.71 = 30,085.69/x
  3. Step 3: Cross multiply
    53,957.47x = 74,461.71 × 30,085.69
  4. Step 4: Simplify right side
    53,957.47x = 2,240,231,923.93
  5. Step 5: Solve for x
    x = 2,240,231,923.93/53,957.47
  6. Step 6: Final answer
    x = 41,518.48

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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.