Home / 53,888.94-74,363.79-29,685.16

Finding the Fourth Proportional to 53,888.94, 74,363.79 and 29,685.16

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Solution

The fourth proportional to 53,888.94, 74,363.79 and 29,685.16 is: 40,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,888.94 : 74,363.79 = 29,685.16 : x
  2. Step 2: Convert to fraction form
    53,888.94/74,363.79 = 29,685.16/x
  3. Step 3: Cross multiply
    53,888.94x = 74,363.79 × 29,685.16
  4. Step 4: Simplify right side
    53,888.94x = 2,207,501,004.36
  5. Step 5: Solve for x
    x = 2,207,501,004.36/53,888.94
  6. Step 6: Final answer
    x = 40,963.90

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1.5x scale

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.