Home / 53,271.64-73,515.28-29,072.79

Finding the Fourth Proportional to 53,271.64, 73,515.28 and 29,072.79

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Solution

The fourth proportional to 53,271.64, 73,515.28 and 29,072.79 is: 40,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,271.64 : 73,515.28 = 29,072.79 : x
  2. Step 2: Convert to fraction form
    53,271.64/73,515.28 = 29,072.79/x
  3. Step 3: Cross multiply
    53,271.64x = 73,515.28 × 29,072.79
  4. Step 4: Simplify right side
    53,271.64x = 2,137,294,279.06
  5. Step 5: Solve for x
    x = 2,137,294,279.06/53,271.64
  6. Step 6: Final answer
    x = 40,120.68

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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.