Home / 52,235.79-72,085.44-28,362.45

Finding the Fourth Proportional to 52,235.79, 72,085.44 and 28,362.45

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Solution

The fourth proportional to 52,235.79, 72,085.44 and 28,362.45 is: 39,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,235.79 : 72,085.44 = 28,362.45 : x
  2. Step 2: Convert to fraction form
    52,235.79/72,085.44 = 28,362.45/x
  3. Step 3: Cross multiply
    52,235.79x = 72,085.44 × 28,362.45
  4. Step 4: Simplify right side
    52,235.79x = 2,044,519,687.73
  5. Step 5: Solve for x
    x = 2,044,519,687.73/52,235.79
  6. Step 6: Final answer
    x = 39,140.21

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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.