Home / 53,031.13-73,184.34-28,833.72

Finding the Fourth Proportional to 53,031.13, 73,184.34 and 28,833.72

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Solution

The fourth proportional to 53,031.13, 73,184.34 and 28,833.72 is: 39,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,031.13 : 73,184.34 = 28,833.72 : x
  2. Step 2: Convert to fraction form
    53,031.13/73,184.34 = 28,833.72/x
  3. Step 3: Cross multiply
    53,031.13x = 73,184.34 × 28,833.72
  4. Step 4: Simplify right side
    53,031.13x = 2,110,176,601.63
  5. Step 5: Solve for x
    x = 2,110,176,601.63/53,031.13
  6. Step 6: Final answer
    x = 39,791.28

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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.