Home / 53,215.02-73,376.01-39,763.62

Finding the Fourth Proportional to 53,215.02, 73,376.01 and 39,763.62

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Solution

The fourth proportional to 53,215.02, 73,376.01 and 39,763.62 is: 54,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.02 : 73,376.01 = 39,763.62 : x
  2. Step 2: Convert to fraction form
    53,215.02/73,376.01 = 39,763.62/x
  3. Step 3: Cross multiply
    53,215.02x = 73,376.01 × 39,763.62
  4. Step 4: Simplify right side
    53,215.02x = 2,917,695,778.76
  5. Step 5: Solve for x
    x = 2,917,695,778.76/53,215.02
  6. Step 6: Final answer
    x = 54,828.43

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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.