Home / 39,141.84-53,972.96-29,088.96

Finding the Fourth Proportional to 39,141.84, 53,972.96 and 29,088.96

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Solution

The fourth proportional to 39,141.84, 53,972.96 and 29,088.96 is: 40,110.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,141.84 : 53,972.96 = 29,088.96 : x
  2. Step 2: Convert to fraction form
    39,141.84/53,972.96 = 29,088.96/x
  3. Step 3: Cross multiply
    39,141.84x = 53,972.96 × 29,088.96
  4. Step 4: Simplify right side
    39,141.84x = 1,570,017,274.52
  5. Step 5: Solve for x
    x = 1,570,017,274.52/39,141.84
  6. Step 6: Final answer
    x = 40,110.97

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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.