Home / 22,528.08-31,076.28-13,095.60

Finding the Fourth Proportional to 22,528.08, 31,076.28 and 13,095.60

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Solution

The fourth proportional to 22,528.08, 31,076.28 and 13,095.60 is: 18,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,528.08 : 31,076.28 = 13,095.60 : x
  2. Step 2: Convert to fraction form
    22,528.08/31,076.28 = 13,095.60/x
  3. Step 3: Cross multiply
    22,528.08x = 31,076.28 × 13,095.60
  4. Step 4: Simplify right side
    22,528.08x = 406,962,532.37
  5. Step 5: Solve for x
    x = 406,962,532.37/22,528.08
  6. Step 6: Final answer
    x = 18,064.68

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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.