Home / 22,041.93-30,417.43-12,481.09

Finding the Fourth Proportional to 22,041.93, 30,417.43 and 12,481.09

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Solution

The fourth proportional to 22,041.93, 30,417.43 and 12,481.09 is: 17,223.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041.93 : 30,417.43 = 12,481.09 : x
  2. Step 2: Convert to fraction form
    22,041.93/30,417.43 = 12,481.09/x
  3. Step 3: Cross multiply
    22,041.93x = 30,417.43 × 12,481.09
  4. Step 4: Simplify right side
    22,041.93x = 379,642,681.40
  5. Step 5: Solve for x
    x = 379,642,681.40/22,041.93
  6. Step 6: Final answer
    x = 17,223.66

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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.