Home / 22,674.22-31,276.30-15,588.34

Finding the Fourth Proportional to 22,674.22, 31,276.30 and 15,588.34

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Solution

The fourth proportional to 22,674.22, 31,276.30 and 15,588.34 is: 21,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.22 : 31,276.30 = 15,588.34 : x
  2. Step 2: Convert to fraction form
    22,674.22/31,276.30 = 15,588.34/x
  3. Step 3: Cross multiply
    22,674.22x = 31,276.30 × 15,588.34
  4. Step 4: Simplify right side
    22,674.22x = 487,545,598.34
  5. Step 5: Solve for x
    x = 487,545,598.34/22,674.22
  6. Step 6: Final answer
    x = 21,502.20

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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.