Home / 52,671.64-72,686.37-28,798.06

Finding the Fourth Proportional to 52,671.64, 72,686.37 and 28,798.06

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Solution

The fourth proportional to 52,671.64, 72,686.37 and 28,798.06 is: 39,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,671.64 : 72,686.37 = 28,798.06 : x
  2. Step 2: Convert to fraction form
    52,671.64/72,686.37 = 28,798.06/x
  3. Step 3: Cross multiply
    52,671.64x = 72,686.37 × 28,798.06
  4. Step 4: Simplify right side
    52,671.64x = 2,093,226,463.31
  5. Step 5: Solve for x
    x = 2,093,226,463.31/52,671.64
  6. Step 6: Final answer
    x = 39,741.05

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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.