Home / 13,924.77-20,897.53-5,604.85

Finding the Fourth Proportional to 13,924.77, 20,897.53 and 5,604.85

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Solution

The fourth proportional to 13,924.77, 20,897.53 and 5,604.85 is: 8,411.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.77 : 20,897.53 = 5,604.85 : x
  2. Step 2: Convert to fraction form
    13,924.77/20,897.53 = 5,604.85/x
  3. Step 3: Cross multiply
    13,924.77x = 20,897.53 × 5,604.85
  4. Step 4: Simplify right side
    13,924.77x = 117,127,521.02
  5. Step 5: Solve for x
    x = 117,127,521.02/13,924.77
  6. Step 6: Final answer
    x = 8,411.45

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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.