Home / 28,094.04-38,776.86-18,529.56

Finding the Fourth Proportional to 28,094.04, 38,776.86 and 18,529.56

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Solution

The fourth proportional to 28,094.04, 38,776.86 and 18,529.56 is: 25,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,094.04 : 38,776.86 = 18,529.56 : x
  2. Step 2: Convert to fraction form
    28,094.04/38,776.86 = 18,529.56/x
  3. Step 3: Cross multiply
    28,094.04x = 38,776.86 × 18,529.56
  4. Step 4: Simplify right side
    28,094.04x = 718,518,153.98
  5. Step 5: Solve for x
    x = 718,518,153.98/28,094.04
  6. Step 6: Final answer
    x = 25,575.47

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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.