Home / 53,711.76-74,119.04-29,837.84

Finding the Fourth Proportional to 53,711.76, 74,119.04 and 29,837.84

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Solution

The fourth proportional to 53,711.76, 74,119.04 and 29,837.84 is: 41,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,711.76 : 74,119.04 = 29,837.84 : x
  2. Step 2: Convert to fraction form
    53,711.76/74,119.04 = 29,837.84/x
  3. Step 3: Cross multiply
    53,711.76x = 74,119.04 × 29,837.84
  4. Step 4: Simplify right side
    53,711.76x = 2,211,552,056.47
  5. Step 5: Solve for x
    x = 2,211,552,056.47/53,711.76
  6. Step 6: Final answer
    x = 41,174.45

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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.