Home / 22,048.34-30,426.63-12,616.88

Finding the Fourth Proportional to 22,048.34, 30,426.63 and 12,616.88

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Solution

The fourth proportional to 22,048.34, 30,426.63 and 12,616.88 is: 17,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,048.34 : 30,426.63 = 12,616.88 : x
  2. Step 2: Convert to fraction form
    22,048.34/30,426.63 = 12,616.88/x
  3. Step 3: Cross multiply
    22,048.34x = 30,426.63 × 12,616.88
  4. Step 4: Simplify right side
    22,048.34x = 383,889,139.51
  5. Step 5: Solve for x
    x = 383,889,139.51/22,048.34
  6. Step 6: Final answer
    x = 17,411.25

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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.