Home / 24,991.74-34,488.79-13,661.10

Finding the Fourth Proportional to 24,991.74, 34,488.79 and 13,661.10

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Solution

The fourth proportional to 24,991.74, 34,488.79 and 13,661.10 is: 18,852.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,991.74 : 34,488.79 = 13,661.10 : x
  2. Step 2: Convert to fraction form
    24,991.74/34,488.79 = 13,661.10/x
  3. Step 3: Cross multiply
    24,991.74x = 34,488.79 × 13,661.10
  4. Step 4: Simplify right side
    24,991.74x = 471,154,809.07
  5. Step 5: Solve for x
    x = 471,154,809.07/24,991.74
  6. Step 6: Final answer
    x = 18,852.42

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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.