Home / 52,628.19-72,626.06-28,754.36

Finding the Fourth Proportional to 52,628.19, 72,626.06 and 28,754.36

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Solution

The fourth proportional to 52,628.19, 72,626.06 and 28,754.36 is: 39,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,628.19 : 72,626.06 = 28,754.36 : x
  2. Step 2: Convert to fraction form
    52,628.19/72,626.06 = 28,754.36/x
  3. Step 3: Cross multiply
    52,628.19x = 72,626.06 × 28,754.36
  4. Step 4: Simplify right side
    52,628.19x = 2,088,315,367.72
  5. Step 5: Solve for x
    x = 2,088,315,367.72/52,628.19
  6. Step 6: Final answer
    x = 39,680.55

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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.