Home / 56,005.24-84,007.86-14,449

Finding the Fourth Proportional to 56,005.24, 84,007.86 and 14,449

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Solution

The fourth proportional to 56,005.24, 84,007.86 and 14,449 is: 21,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,005.24 : 84,007.86 = 14,449 : x
  2. Step 2: Convert to fraction form
    56,005.24/84,007.86 = 14,449/x
  3. Step 3: Cross multiply
    56,005.24x = 84,007.86 × 14,449
  4. Step 4: Simplify right side
    56,005.24x = 1,213,829,569.14
  5. Step 5: Solve for x
    x = 1,213,829,569.14/56,005.24
  6. Step 6: Final answer
    x = 21,673.50

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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.