Home / 52,295.32-72,170.31-29,638.72

Finding the Fourth Proportional to 52,295.32, 72,170.31 and 29,638.72

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Solution

The fourth proportional to 52,295.32, 72,170.31 and 29,638.72 is: 40,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.32 : 72,170.31 = 29,638.72 : x
  2. Step 2: Convert to fraction form
    52,295.32/72,170.31 = 29,638.72/x
  3. Step 3: Cross multiply
    52,295.32x = 72,170.31 × 29,638.72
  4. Step 4: Simplify right side
    52,295.32x = 2,139,035,610.40
  5. Step 5: Solve for x
    x = 2,139,035,610.40/52,295.32
  6. Step 6: Final answer
    x = 40,903.00

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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.