Home / 29,491.52-44,178.75-13,920.08

Finding the Fourth Proportional to 29,491.52, 44,178.75 and 13,920.08

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Solution

The fourth proportional to 29,491.52, 44,178.75 and 13,920.08 is: 20,852.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,491.52 : 44,178.75 = 13,920.08 : x
  2. Step 2: Convert to fraction form
    29,491.52/44,178.75 = 13,920.08/x
  3. Step 3: Cross multiply
    29,491.52x = 44,178.75 × 13,920.08
  4. Step 4: Simplify right side
    29,491.52x = 614,971,513.41
  5. Step 5: Solve for x
    x = 614,971,513.41/29,491.52
  6. Step 6: Final answer
    x = 20,852.49

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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.