Home / 53,603.71-73,973.66-29,730.78

Finding the Fourth Proportional to 53,603.71, 73,973.66 and 29,730.78

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Solution

The fourth proportional to 53,603.71, 73,973.66 and 29,730.78 is: 41,028.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,603.71 : 73,973.66 = 29,730.78 : x
  2. Step 2: Convert to fraction form
    53,603.71/73,973.66 = 29,730.78/x
  3. Step 3: Cross multiply
    53,603.71x = 73,973.66 × 29,730.78
  4. Step 4: Simplify right side
    53,603.71x = 2,199,294,462.60
  5. Step 5: Solve for x
    x = 2,199,294,462.60/53,603.71
  6. Step 6: Final answer
    x = 41,028.78

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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.