Home / 19,351.24-29,036.60-14,430.76

Finding the Fourth Proportional to 19,351.24, 29,036.60 and 14,430.76

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Solution

The fourth proportional to 19,351.24, 29,036.60 and 14,430.76 is: 21,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.24 : 29,036.60 = 14,430.76 : x
  2. Step 2: Convert to fraction form
    19,351.24/29,036.60 = 14,430.76/x
  3. Step 3: Cross multiply
    19,351.24x = 29,036.60 × 14,430.76
  4. Step 4: Simplify right side
    19,351.24x = 419,020,205.82
  5. Step 5: Solve for x
    x = 419,020,205.82/19,351.24
  6. Step 6: Final answer
    x = 21,653.40

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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.