Home / 19,265.28-28,897.49-8,877.03

Finding the Fourth Proportional to 19,265.28, 28,897.49 and 8,877.03

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Solution

The fourth proportional to 19,265.28, 28,897.49 and 8,877.03 is: 13,315.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.28 : 28,897.49 = 8,877.03 : x
  2. Step 2: Convert to fraction form
    19,265.28/28,897.49 = 8,877.03/x
  3. Step 3: Cross multiply
    19,265.28x = 28,897.49 × 8,877.03
  4. Step 4: Simplify right side
    19,265.28x = 256,523,841.27
  5. Step 5: Solve for x
    x = 256,523,841.27/19,265.28
  6. Step 6: Final answer
    x = 13,315.34

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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.