Home / 53,159.59-73,360.20-29,286.28

Finding the Fourth Proportional to 53,159.59, 73,360.20 and 29,286.28

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Solution

The fourth proportional to 53,159.59, 73,360.20 and 29,286.28 is: 40,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,159.59 : 73,360.20 = 29,286.28 : x
  2. Step 2: Convert to fraction form
    53,159.59/73,360.20 = 29,286.28/x
  3. Step 3: Cross multiply
    53,159.59x = 73,360.20 × 29,286.28
  4. Step 4: Simplify right side
    53,159.59x = 2,148,447,358.06
  5. Step 5: Solve for x
    x = 2,148,447,358.06/53,159.59
  6. Step 6: Final answer
    x = 40,415.05

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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.