Home / 52,516.62-72,472.79-28,643.42

Finding the Fourth Proportional to 52,516.62, 72,472.79 and 28,643.42

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Solution

The fourth proportional to 52,516.62, 72,472.79 and 28,643.42 is: 39,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,516.62 : 72,472.79 = 28,643.42 : x
  2. Step 2: Convert to fraction form
    52,516.62/72,472.79 = 28,643.42/x
  3. Step 3: Cross multiply
    52,516.62x = 72,472.79 × 28,643.42
  4. Step 4: Simplify right side
    52,516.62x = 2,075,868,815.33
  5. Step 5: Solve for x
    x = 2,075,868,815.33/52,516.62
  6. Step 6: Final answer
    x = 39,527.85

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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.