Home / 22,443.36-30,970.08-12,370.24

Finding the Fourth Proportional to 22,443.36, 30,970.08 and 12,370.24

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Solution

The fourth proportional to 22,443.36, 30,970.08 and 12,370.24 is: 17,069.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,443.36 : 30,970.08 = 12,370.24 : x
  2. Step 2: Convert to fraction form
    22,443.36/30,970.08 = 12,370.24/x
  3. Step 3: Cross multiply
    22,443.36x = 30,970.08 × 12,370.24
  4. Step 4: Simplify right side
    22,443.36x = 383,107,322.42
  5. Step 5: Solve for x
    x = 383,107,322.42/22,443.36
  6. Step 6: Final answer
    x = 17,069.96

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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.