Home / 14,829.70-22,244.55-13,420.30

Finding the Fourth Proportional to 14,829.70, 22,244.55 and 13,420.30

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Solution

The fourth proportional to 14,829.70, 22,244.55 and 13,420.30 is: 20,130.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,829.70 : 22,244.55 = 13,420.30 : x
  2. Step 2: Convert to fraction form
    14,829.70/22,244.55 = 13,420.30/x
  3. Step 3: Cross multiply
    14,829.70x = 22,244.55 × 13,420.30
  4. Step 4: Simplify right side
    14,829.70x = 298,528,534.37
  5. Step 5: Solve for x
    x = 298,528,534.37/14,829.70
  6. Step 6: Final answer
    x = 20,130.45

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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.