Home / 38,056.32-57,075.84-13,432.32

Finding the Fourth Proportional to 38,056.32, 57,075.84 and 13,432.32

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Solution

The fourth proportional to 38,056.32, 57,075.84 and 13,432.32 is: 20,145.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.32 : 57,075.84 = 13,432.32 : x
  2. Step 2: Convert to fraction form
    38,056.32/57,075.84 = 13,432.32/x
  3. Step 3: Cross multiply
    38,056.32x = 57,075.84 × 13,432.32
  4. Step 4: Simplify right side
    38,056.32x = 766,660,947.15
  5. Step 5: Solve for x
    x = 766,660,947.15/38,056.32
  6. Step 6: Final answer
    x = 20,145.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.