Home / 18,013.86-24,859.44-10,055.79

Finding the Fourth Proportional to 18,013.86, 24,859.44 and 10,055.79

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Solution

The fourth proportional to 18,013.86, 24,859.44 and 10,055.79 is: 13,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,013.86 : 24,859.44 = 10,055.79 : x
  2. Step 2: Convert to fraction form
    18,013.86/24,859.44 = 10,055.79/x
  3. Step 3: Cross multiply
    18,013.86x = 24,859.44 × 10,055.79
  4. Step 4: Simplify right side
    18,013.86x = 249,981,308.16
  5. Step 5: Solve for x
    x = 249,981,308.16/18,013.86
  6. Step 6: Final answer
    x = 13,877.17

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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.