Home / 22,803.05-31,473.46-13,374.65

Finding the Fourth Proportional to 22,803.05, 31,473.46 and 13,374.65

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Solution

The fourth proportional to 22,803.05, 31,473.46 and 13,374.65 is: 18,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,803.05 : 31,473.46 = 13,374.65 : x
  2. Step 2: Convert to fraction form
    22,803.05/31,473.46 = 13,374.65/x
  3. Step 3: Cross multiply
    22,803.05x = 31,473.46 × 13,374.65
  4. Step 4: Simplify right side
    22,803.05x = 420,946,607.19
  5. Step 5: Solve for x
    x = 420,946,607.19/22,803.05
  6. Step 6: Final answer
    x = 18,460.10

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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.