Home / 19,150.52-26,430.24-10,768.64

Finding the Fourth Proportional to 19,150.52, 26,430.24 and 10,768.64

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Solution

The fourth proportional to 19,150.52, 26,430.24 and 10,768.64 is: 14,862.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.52 : 26,430.24 = 10,768.64 : x
  2. Step 2: Convert to fraction form
    19,150.52/26,430.24 = 10,768.64/x
  3. Step 3: Cross multiply
    19,150.52x = 26,430.24 × 10,768.64
  4. Step 4: Simplify right side
    19,150.52x = 284,617,739.67
  5. Step 5: Solve for x
    x = 284,617,739.67/19,150.52
  6. Step 6: Final answer
    x = 14,862.14

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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.