Home / 22,541.04-31,106.34-12,468.68

Finding the Fourth Proportional to 22,541.04, 31,106.34 and 12,468.68

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Solution

The fourth proportional to 22,541.04, 31,106.34 and 12,468.68 is: 17,206.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,541.04 : 31,106.34 = 12,468.68 : x
  2. Step 2: Convert to fraction form
    22,541.04/31,106.34 = 12,468.68/x
  3. Step 3: Cross multiply
    22,541.04x = 31,106.34 × 12,468.68
  4. Step 4: Simplify right side
    22,541.04x = 387,854,999.43
  5. Step 5: Solve for x
    x = 387,854,999.43/22,541.04
  6. Step 6: Final answer
    x = 17,206.62

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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.