Home / 52,588.18-72,570.87-28,714.35

Finding the Fourth Proportional to 52,588.18, 72,570.87 and 28,714.35

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Solution

The fourth proportional to 52,588.18, 72,570.87 and 28,714.35 is: 39,625.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,588.18 : 72,570.87 = 28,714.35 : x
  2. Step 2: Convert to fraction form
    52,588.18/72,570.87 = 28,714.35/x
  3. Step 3: Cross multiply
    52,588.18x = 72,570.87 × 28,714.35
  4. Step 4: Simplify right side
    52,588.18x = 2,083,825,360.98
  5. Step 5: Solve for x
    x = 2,083,825,360.98/52,588.18
  6. Step 6: Final answer
    x = 39,625.36

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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.