Home / 28,274.27-42,411.50-9,554.46

Finding the Fourth Proportional to 28,274.27, 42,411.50 and 9,554.46

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Solution

The fourth proportional to 28,274.27, 42,411.50 and 9,554.46 is: 14,331.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,274.27 : 42,411.50 = 9,554.46 : x
  2. Step 2: Convert to fraction form
    28,274.27/42,411.50 = 9,554.46/x
  3. Step 3: Cross multiply
    28,274.27x = 42,411.50 × 9,554.46
  4. Step 4: Simplify right side
    28,274.27x = 405,218,809.30
  5. Step 5: Solve for x
    x = 405,218,809.30/28,274.27
  6. Step 6: Final answer
    x = 14,331.72

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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.