Home / 14,027.56-19,358.10-7,739.93

Finding the Fourth Proportional to 14,027.56, 19,358.10 and 7,739.93

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Solution

The fourth proportional to 14,027.56, 19,358.10 and 7,739.93 is: 10,681.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.56 : 19,358.10 = 7,739.93 : x
  2. Step 2: Convert to fraction form
    14,027.56/19,358.10 = 7,739.93/x
  3. Step 3: Cross multiply
    14,027.56x = 19,358.10 × 7,739.93
  4. Step 4: Simplify right side
    14,027.56x = 149,830,300.23
  5. Step 5: Solve for x
    x = 149,830,300.23/14,027.56
  6. Step 6: Final answer
    x = 10,681.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.