Home / 13,070.79-19,606.19-4,749.26

Finding the Fourth Proportional to 13,070.79, 19,606.19 and 4,749.26

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Solution

The fourth proportional to 13,070.79, 19,606.19 and 4,749.26 is: 7,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.79 : 19,606.19 = 4,749.26 : x
  2. Step 2: Convert to fraction form
    13,070.79/19,606.19 = 4,749.26/x
  3. Step 3: Cross multiply
    13,070.79x = 19,606.19 × 4,749.26
  4. Step 4: Simplify right side
    13,070.79x = 93,114,772.14
  5. Step 5: Solve for x
    x = 93,114,772.14/13,070.79
  6. Step 6: Final answer
    x = 7,123.88

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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.