Home / 47,061.51-64,975.28-29,175.63

Finding the Fourth Proportional to 47,061.51, 64,975.28 and 29,175.63

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Solution

The fourth proportional to 47,061.51, 64,975.28 and 29,175.63 is: 40,281.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,061.51 : 64,975.28 = 29,175.63 : x
  2. Step 2: Convert to fraction form
    47,061.51/64,975.28 = 29,175.63/x
  3. Step 3: Cross multiply
    47,061.51x = 64,975.28 × 29,175.63
  4. Step 4: Simplify right side
    47,061.51x = 1,895,694,728.43
  5. Step 5: Solve for x
    x = 1,895,694,728.43/47,061.51
  6. Step 6: Final answer
    x = 40,281.21

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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.