Home / 16,518.30-22,814.18-10,878.26

Finding the Fourth Proportional to 16,518.30, 22,814.18 and 10,878.26

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Solution

The fourth proportional to 16,518.30, 22,814.18 and 10,878.26 is: 15,024.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.30 : 22,814.18 = 10,878.26 : x
  2. Step 2: Convert to fraction form
    16,518.30/22,814.18 = 10,878.26/x
  3. Step 3: Cross multiply
    16,518.30x = 22,814.18 × 10,878.26
  4. Step 4: Simplify right side
    16,518.30x = 248,178,645.07
  5. Step 5: Solve for x
    x = 248,178,645.07/16,518.30
  6. Step 6: Final answer
    x = 15,024.46

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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.