Home / 19,232.40-28,846.80-5,381.04

Finding the Fourth Proportional to 19,232.40, 28,846.80 and 5,381.04

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Solution

The fourth proportional to 19,232.40, 28,846.80 and 5,381.04 is: 8,071.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232.40 : 28,846.80 = 5,381.04 : x
  2. Step 2: Convert to fraction form
    19,232.40/28,846.80 = 5,381.04/x
  3. Step 3: Cross multiply
    19,232.40x = 28,846.80 × 5,381.04
  4. Step 4: Simplify right side
    19,232.40x = 155,225,784.67
  5. Step 5: Solve for x
    x = 155,225,784.67/19,232.40
  6. Step 6: Final answer
    x = 8,071.06

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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.