Home / 53,387.03-73,670.48-29,510.45

Finding the Fourth Proportional to 53,387.03, 73,670.48 and 29,510.45

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Solution

The fourth proportional to 53,387.03, 73,670.48 and 29,510.45 is: 40,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,387.03 : 73,670.48 = 29,510.45 : x
  2. Step 2: Convert to fraction form
    53,387.03/73,670.48 = 29,510.45/x
  3. Step 3: Cross multiply
    53,387.03x = 73,670.48 × 29,510.45
  4. Step 4: Simplify right side
    53,387.03x = 2,174,049,016.52
  5. Step 5: Solve for x
    x = 2,174,049,016.52/53,387.03
  6. Step 6: Final answer
    x = 40,722.42

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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.