Home / 15,530.58-23,290.38-5,000.18

Finding the Fourth Proportional to 15,530.58, 23,290.38 and 5,000.18

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Solution

The fourth proportional to 15,530.58, 23,290.38 and 5,000.18 is: 7,498.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,530.58 : 23,290.38 = 5,000.18 : x
  2. Step 2: Convert to fraction form
    15,530.58/23,290.38 = 5,000.18/x
  3. Step 3: Cross multiply
    15,530.58x = 23,290.38 × 5,000.18
  4. Step 4: Simplify right side
    15,530.58x = 116,455,975.82
  5. Step 5: Solve for x
    x = 116,455,975.82/15,530.58
  6. Step 6: Final answer
    x = 7,498.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.