Home / 24,390.60-33,658.54-13,780.68

Finding the Fourth Proportional to 24,390.60, 33,658.54 and 13,780.68

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Solution

The fourth proportional to 24,390.60, 33,658.54 and 13,780.68 is: 19,017.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,390.60 : 33,658.54 = 13,780.68 : x
  2. Step 2: Convert to fraction form
    24,390.60/33,658.54 = 13,780.68/x
  3. Step 3: Cross multiply
    24,390.60x = 33,658.54 × 13,780.68
  4. Step 4: Simplify right side
    24,390.60x = 463,837,569.01
  5. Step 5: Solve for x
    x = 463,837,569.01/24,390.60
  6. Step 6: Final answer
    x = 19,017.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.