Home / 19,253.03-28,888.79-9,386.92

Finding the Fourth Proportional to 19,253.03, 28,888.79 and 9,386.92

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Solution

The fourth proportional to 19,253.03, 28,888.79 and 9,386.92 is: 14,084.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253.03 : 28,888.79 = 9,386.92 : x
  2. Step 2: Convert to fraction form
    19,253.03/28,888.79 = 9,386.92/x
  3. Step 3: Cross multiply
    19,253.03x = 28,888.79 × 9,386.92
  4. Step 4: Simplify right side
    19,253.03x = 271,176,749.80
  5. Step 5: Solve for x
    x = 271,176,749.80/19,253.03
  6. Step 6: Final answer
    x = 14,084.89

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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.