Home / 51,675.22-71,312.70-29,015.47

Finding the Fourth Proportional to 51,675.22, 71,312.70 and 29,015.47

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Solution

The fourth proportional to 51,675.22, 71,312.70 and 29,015.47 is: 40,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,675.22 : 71,312.70 = 29,015.47 : x
  2. Step 2: Convert to fraction form
    51,675.22/71,312.70 = 29,015.47/x
  3. Step 3: Cross multiply
    51,675.22x = 71,312.70 × 29,015.47
  4. Step 4: Simplify right side
    51,675.22x = 2,069,171,507.47
  5. Step 5: Solve for x
    x = 2,069,171,507.47/51,675.22
  6. Step 6: Final answer
    x = 40,041.85

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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.