Home / 14,757.18-22,138.40-4,897.05

Finding the Fourth Proportional to 14,757.18, 22,138.40 and 4,897.05

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Solution

The fourth proportional to 14,757.18, 22,138.40 and 4,897.05 is: 7,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.18 : 22,138.40 = 4,897.05 : x
  2. Step 2: Convert to fraction form
    14,757.18/22,138.40 = 4,897.05/x
  3. Step 3: Cross multiply
    14,757.18x = 22,138.40 × 4,897.05
  4. Step 4: Simplify right side
    14,757.18x = 108,412,851.72
  5. Step 5: Solve for x
    x = 108,412,851.72/14,757.18
  6. Step 6: Final answer
    x = 7,346.45

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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.