Home / 13,042.60-19,563.90-6,130.60

Finding the Fourth Proportional to 13,042.60, 19,563.90 and 6,130.60

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Solution

The fourth proportional to 13,042.60, 19,563.90 and 6,130.60 is: 9,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.60 : 19,563.90 = 6,130.60 : x
  2. Step 2: Convert to fraction form
    13,042.60/19,563.90 = 6,130.60/x
  3. Step 3: Cross multiply
    13,042.60x = 19,563.90 × 6,130.60
  4. Step 4: Simplify right side
    13,042.60x = 119,938,445.34
  5. Step 5: Solve for x
    x = 119,938,445.34/13,042.60
  6. Step 6: Final answer
    x = 9,195.90

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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.