Home / 53,605.04-73,975.28-29,731.76

Finding the Fourth Proportional to 53,605.04, 73,975.28 and 29,731.76

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Solution

The fourth proportional to 53,605.04, 73,975.28 and 29,731.76 is: 41,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,605.04 : 73,975.28 = 29,731.76 : x
  2. Step 2: Convert to fraction form
    53,605.04/73,975.28 = 29,731.76/x
  3. Step 3: Cross multiply
    53,605.04x = 73,975.28 × 29,731.76
  4. Step 4: Simplify right side
    53,605.04x = 2,199,415,530.16
  5. Step 5: Solve for x
    x = 2,199,415,530.16/53,605.04
  6. Step 6: Final answer
    x = 41,030.02

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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.