Home / 22,418.26-30,937.41-12,347.01

Finding the Fourth Proportional to 22,418.26, 30,937.41 and 12,347.01

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Solution

The fourth proportional to 22,418.26, 30,937.41 and 12,347.01 is: 17,038.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,418.26 : 30,937.41 = 12,347.01 : x
  2. Step 2: Convert to fraction form
    22,418.26/30,937.41 = 12,347.01/x
  3. Step 3: Cross multiply
    22,418.26x = 30,937.41 × 12,347.01
  4. Step 4: Simplify right side
    22,418.26x = 381,984,510.64
  5. Step 5: Solve for x
    x = 381,984,510.64/22,418.26
  6. Step 6: Final answer
    x = 17,038.99

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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.