Home / 19,153.44-28,729.80-5,302.08

Finding the Fourth Proportional to 19,153.44, 28,729.80 and 5,302.08

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Solution

The fourth proportional to 19,153.44, 28,729.80 and 5,302.08 is: 7,953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,153.44 : 28,729.80 = 5,302.08 : x
  2. Step 2: Convert to fraction form
    19,153.44/28,729.80 = 5,302.08/x
  3. Step 3: Cross multiply
    19,153.44x = 28,729.80 × 5,302.08
  4. Step 4: Simplify right side
    19,153.44x = 152,327,697.98
  5. Step 5: Solve for x
    x = 152,327,697.98/19,153.44
  6. Step 6: Final answer
    x = 7,953.02

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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.