Home / 19,632.60-29,400.30-14,675.40

Finding the Fourth Proportional to 19,632.60, 29,400.30 and 14,675.40

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Solution

The fourth proportional to 19,632.60, 29,400.30 and 14,675.40 is: 21,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.60 : 29,400.30 = 14,675.40 : x
  2. Step 2: Convert to fraction form
    19,632.60/29,400.30 = 14,675.40/x
  3. Step 3: Cross multiply
    19,632.60x = 29,400.30 × 14,675.40
  4. Step 4: Simplify right side
    19,632.60x = 431,461,162.62
  5. Step 5: Solve for x
    x = 431,461,162.62/19,632.60
  6. Step 6: Final answer
    x = 21,976.77

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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.