Home / 22,044.69-30,416.93-13,095.21

Finding the Fourth Proportional to 22,044.69, 30,416.93 and 13,095.21

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Solution

The fourth proportional to 22,044.69, 30,416.93 and 13,095.21 is: 18,068.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,044.69 : 30,416.93 = 13,095.21 : x
  2. Step 2: Convert to fraction form
    22,044.69/30,416.93 = 13,095.21/x
  3. Step 3: Cross multiply
    22,044.69x = 30,416.93 × 13,095.21
  4. Step 4: Simplify right side
    22,044.69x = 398,315,966.56
  5. Step 5: Solve for x
    x = 398,315,966.56/22,044.69
  6. Step 6: Final answer
    x = 18,068.57

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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.