Home / 27,528.42-38,004.96-18,124.32

Finding the Fourth Proportional to 27,528.42, 38,004.96 and 18,124.32

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Solution

The fourth proportional to 27,528.42, 38,004.96 and 18,124.32 is: 25,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,528.42 : 38,004.96 = 18,124.32 : x
  2. Step 2: Convert to fraction form
    27,528.42/38,004.96 = 18,124.32/x
  3. Step 3: Cross multiply
    27,528.42x = 38,004.96 × 18,124.32
  4. Step 4: Simplify right side
    27,528.42x = 688,814,267.11
  5. Step 5: Solve for x
    x = 688,814,267.11/27,528.42
  6. Step 6: Final answer
    x = 25,021.93

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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.