Home / 36,862.48-50,870.76-20,947.28

Finding the Fourth Proportional to 36,862.48, 50,870.76 and 20,947.28

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Solution

The fourth proportional to 36,862.48, 50,870.76 and 20,947.28 is: 28,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,862.48 : 50,870.76 = 20,947.28 : x
  2. Step 2: Convert to fraction form
    36,862.48/50,870.76 = 20,947.28/x
  3. Step 3: Cross multiply
    36,862.48x = 50,870.76 × 20,947.28
  4. Step 4: Simplify right side
    36,862.48x = 1,065,604,053.53
  5. Step 5: Solve for x
    x = 1,065,604,053.53/36,862.48
  6. Step 6: Final answer
    x = 28,907.55

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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.