Home / 52,254.67-72,111.39-28,381.36

Finding the Fourth Proportional to 52,254.67, 72,111.39 and 28,381.36

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Solution

The fourth proportional to 52,254.67, 72,111.39 and 28,381.36 is: 39,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,254.67 : 72,111.39 = 28,381.36 : x
  2. Step 2: Convert to fraction form
    52,254.67/72,111.39 = 28,381.36/x
  3. Step 3: Cross multiply
    52,254.67x = 72,111.39 × 28,381.36
  4. Step 4: Simplify right side
    52,254.67x = 2,046,619,450.83
  5. Step 5: Solve for x
    x = 2,046,619,450.83/52,254.67
  6. Step 6: Final answer
    x = 39,166.25

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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.