Home / 13,703.02-20,555.72-4,817.59

Finding the Fourth Proportional to 13,703.02, 20,555.72 and 4,817.59

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Solution

The fourth proportional to 13,703.02, 20,555.72 and 4,817.59 is: 7,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,703.02 : 20,555.72 = 4,817.59 : x
  2. Step 2: Convert to fraction form
    13,703.02/20,555.72 = 4,817.59/x
  3. Step 3: Cross multiply
    13,703.02x = 20,555.72 × 4,817.59
  4. Step 4: Simplify right side
    13,703.02x = 99,029,031.11
  5. Step 5: Solve for x
    x = 99,029,031.11/13,703.02
  6. Step 6: Final answer
    x = 7,226.80

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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.