Home / 52,671.23-72,686.46-28,798.30

Finding the Fourth Proportional to 52,671.23, 72,686.46 and 28,798.30

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Solution

The fourth proportional to 52,671.23, 72,686.46 and 28,798.30 is: 39,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,671.23 : 72,686.46 = 28,798.30 : x
  2. Step 2: Convert to fraction form
    52,671.23/72,686.46 = 28,798.30/x
  3. Step 3: Cross multiply
    52,671.23x = 72,686.46 × 28,798.30
  4. Step 4: Simplify right side
    52,671.23x = 2,093,246,481.02
  5. Step 5: Solve for x
    x = 2,093,246,481.02/52,671.23
  6. Step 6: Final answer
    x = 39,741.74

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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.