Home / 28,048.68-42,085.44-14,897.88

Finding the Fourth Proportional to 28,048.68, 42,085.44 and 14,897.88

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Solution

The fourth proportional to 28,048.68, 42,085.44 and 14,897.88 is: 22,353.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048.68 : 42,085.44 = 14,897.88 : x
  2. Step 2: Convert to fraction form
    28,048.68/42,085.44 = 14,897.88/x
  3. Step 3: Cross multiply
    28,048.68x = 42,085.44 × 14,897.88
  4. Step 4: Simplify right side
    28,048.68x = 626,983,834.87
  5. Step 5: Solve for x
    x = 626,983,834.87/28,048.68
  6. Step 6: Final answer
    x = 22,353.42

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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.