Home / 14,490.51-21,847.52-14,400.56

Finding the Fourth Proportional to 14,490.51, 21,847.52 and 14,400.56

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Solution

The fourth proportional to 14,490.51, 21,847.52 and 14,400.56 is: 21,711.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.51 : 21,847.52 = 14,400.56 : x
  2. Step 2: Convert to fraction form
    14,490.51/21,847.52 = 14,400.56/x
  3. Step 3: Cross multiply
    14,490.51x = 21,847.52 × 14,400.56
  4. Step 4: Simplify right side
    14,490.51x = 314,616,341.37
  5. Step 5: Solve for x
    x = 314,616,341.37/14,490.51
  6. Step 6: Final answer
    x = 21,711.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.